docs(calls): add transcription and closed captions across all platforms - #487

Running Vale across on the following files affected by this PR:

- calls/android/actions.mdx
- calls/android/overview.mdx
- calls/android/session-settings.mdx
- calls/android/setup.mdx
- calls/flutter/actions.mdx
- calls/flutter/call-logs.mdx
- calls/flutter/migration-guide-v5.mdx
- calls/flutter/session-settings.mdx
- calls/flutter/setup.mdx
- calls/ios/actions.mdx
- calls/ios/call-logs.mdx
- calls/ios/session-settings.mdx
- calls/ios/setup.mdx
- calls/javascript/actions.mdx
- calls/javascript/call-logs.mdx
- calls/javascript/session-settings.mdx
- calls/javascript/setup.mdx
- calls/react-native/actions.mdx
- calls/react-native/call-logs.mdx
- calls/react-native/overview.mdx
- calls/react-native/session-settings.mdx
- calls/react-native/setup.mdx
- calls/android/transcription.mdx
- calls/flutter/transcription.mdx
- calls/ios/transcription.mdx
- calls/javascript/transcription.mdx
- calls/react-native/transcription.mdx

Attempting to initialize Vale linter...
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Attempting to run Vale spellcheck...
Vale spellcheck completed successfully.

calls/android/actions.mdx:
	- 17:5     Did you really mean 'callSession'?
	- 22:1     'callSession' is repeated!
	- 22:13    Did you really mean 'callSession'?
	- 50:5     Did you really mean 'Unmute'?
	- 52:1     Did you really mean 'Unmutes'?
	- 385:5    Did you really mean 'isActive'?
	- 390:9    Did you really mean 'isActive'?

calls/android/session-settings.mdx:
	- 19:5       Did you really mean 'sessionSettings'?
	- 31:1       'sessionSettings' is repeated!
	- 31:17      Did you really mean 'sessionSettings'?
	- 179:138    Did you really mean 'unmute'?

calls/android/setup.mdx:
	- 32:1      Did you really mean 'allprojects'?
	- 43:1      Did you really mean 'allprojects'?
	- 137:5     Did you really mean 'appId'?
	- 138:61    Did you really mean 'eu'?

calls/android/transcription.mdx:
	- 38:5       Did you really mean 'sessionSettings'?
	- 46:1       'sessionSettings' is repeated!
	- 46:17      Did you really mean 'sessionSettings'?
	- 65:5       Did you really mean 'callSession'?
	- 71:1       'callSession' is repeated!
	- 71:13      Did you really mean 'callSession'?
	- 84:5       Did you really mean 'callSession'?
	- 90:1       'callSession' is repeated!
	- 90:13      Did you really mean 'callSession'?
	- 111:5      Did you really mean 'sessionSettings'?
	- 118:1      'sessionSettings' is repeated!
	- 118:17     Did you really mean 'sessionSettings'?
	- 136:5      Did you really mean 'sessionSettings'?
	- 143:1      'sessionSettings' is repeated!
	- 143:17     Did you really mean 'sessionSettings'?
	- 165:5      Did you really mean 'sessionSettings'?
	- 172:1      'sessionSettings' is repeated!
	- 172:17     Did you really mean 'sessionSettings'?
	- 218:5      Did you really mean 'transcriptRequest'?
	- 350:16     Did you really mean 'JSONObject'?
	- 353:83     Did you really mean 'getters'?
	- 353:121    Did you really mean 'getters'?
	- 417:5      Did you really mean 'sessionSettings'?
	- 425:39     Did you really mean 'sessionSettings'?
	- 439:5      Did you really mean 'transcriptRequest'?

calls/flutter/actions.mdx:
	- 32:5      Did you really mean 'Unmute'?
	- 34:1      Did you really mean 'Unmutes'?
	- 250:27    Did you really mean 'unmuted'?
	- 344:10    Did you really mean 'Getters'?

calls/flutter/migration-guide-v5.mdx:
	- 30:20      Did you really mean 'enums'?
	- 67:8       Did you really mean 'authToken'?
	- 69:16      Did you really mean 'authToken'?
	- 70:41      Did you really mean 'authToken'?
	- 71:3       Did you really mean 'onSuccess'?
	- 74:3       Did you really mean 'onError'?
	- 109:137    Did you really mean 'enums'?
	- 114:1      'callSettings' is repeated!
	- 114:14     Did you really mean 'callSettings'?
	- 133:1      'sessionSettings' is repeated!
	- 133:17     Did you really mean 'sessionSettings'?
	- 188:41     Did you really mean 'authToken'?
	- 189:3      Did you really mean 'onSuccess'?
	- 192:7      Did you really mean 'onSuccess'?
	- 192:27     Did you really mean 'callWidget'?
	- 195:7      Did you really mean 'onError'?
	- 198:3      Did you really mean 'onError'?
	- 206:3      Did you really mean 'sessionId'?
	- 206:14     Did you really mean 'sessionId'?
	- 207:3      Did you really mean 'onSuccess'?
	- 210:7      Did you really mean 'sessionSettings'?
	- 210:24     Did you really mean 'sessionSettings'?
	- 214:7      Did you really mean 'onError'?
	- 217:3      Did you really mean 'onError'?
	- 222:3      Did you really mean 'sessionId'?
	- 222:14     Did you really mean 'sessionId'?
	- 227:3      Did you really mean 'onError'?
	- 263:14     Did you really mean 'callSession'?
	- 413:95     Did you really mean 'widget's'?

calls/flutter/session-settings.mdx:
	- 122:138    Did you really mean 'unmute'?

calls/flutter/setup.mdx:
	- 77:164    Did you really mean 'widget's'?

calls/ios/actions.mdx:
	- 17:5      Did you really mean 'callSession'?
	- 45:23     Did you really mean 'muteAudio'?
	- 50:5      Did you really mean 'Unmute'?
	- 52:1      Did you really mean 'Unmutes'?
	- 62:23     Did you really mean 'unmuteAudio'?
	- 111:23    Did you really mean 'pauseVideo'?
	- 128:23    Did you really mean 'resumeVideo'?
	- 145:23    Did you really mean 'switchCamera'?
	- 162:23    Did you really mean 'startRecording'?
	- 183:23    Did you really mean 'stopRecording'?
	- 202:23    Did you really mean 'startTranscription'?
	- 225:23    Did you really mean 'stopTranscription'?
	- 293:23    Did you really mean 'unpinParticipant'?
	- 385:5     Did you really mean 'isActive'?
	- 390:6     Did you really mean 'isActive'?
	- 407:23    Did you really mean 'leaveSession'?
	- 424:23    Did you really mean 'raiseHand'?
	- 441:23    Did you really mean 'lowerHand'?

calls/ios/call-logs.mdx:
	- 21:39     Did you really mean 'callLogs'?
	- 27:4      Did you really mean 'onError'?
	- 66:165    Did you really mean 'alloc'?
	- 98:16     Did you really mean 'user_id'?
	- 142:26    Did you really mean 'onSuccess'?
	- 144:4     Did you really mean 'onError'?
	- 151:4     Did you really mean 'onError'?
	- 220:4     Did you really mean 'onError'?
	- 265:4     Did you really mean 'onError'?

calls/ios/session-settings.mdx:
	- 19:5       Did you really mean 'sessionSettings'?
	- 179:138    Did you really mean 'unmute'?

calls/ios/setup.mdx:
	- 46:7      Did you really mean 'Xcode'?
	- 69:26     Did you really mean 'Xcode'?
	- 94:5      Did you really mean 'appId'?
	- 95:61     Did you really mean 'eu'?
	- 102:51    Did you really mean 'onSuccess'?
	- 104:4     Did you really mean 'onError'?

calls/ios/transcription.mdx:
	- 38:5      Did you really mean 'sessionSettings'?
	- 68:23     Did you really mean 'startTranscription'?
	- 85:23     Did you really mean 'stopTranscription'?
	- 101:5     Did you really mean 'sessionSettings'?
	- 126:5     Did you really mean 'sessionSettings'?
	- 157:5     Did you really mean 'sessionSettings'?
	- 219:4     Did you really mean 'onError'?
	- 261:10    Did you really mean 'sessionId'?
	- 268:4     Did you really mean 'onError'?
	- 275:4     Did you really mean 'onError'?
	- 339:4     Did you really mean 'onError'?
	- 396:4     Did you really mean 'onError'?
	- 430:5     Did you really mean 'sessionSettings'?
	- 443:10    Did you really mean 'sessionId'?
	- 451:4     Did you really mean 'onError'?

calls/javascript/actions.mdx:
	- 20:5    Did you really mean 'Unmute'?
	- 22:1    Did you really mean 'Unmutes'?

calls/react-native/actions.mdx:
	- 20:5    Did you really mean 'Unmute'?
	- 22:1    Did you really mean 'Unmute'?

calls/react-native/overview.mdx:
	- 17:166    Did you really mean 'bridgeless'?
	- 19:29     Did you really mean 'Xcode'?

calls/react-native/setup.mdx:
	- 64:88     Did you really mean 'bridgeless'?
	- 67:149    Did you really mean 'interop'?
	- 97:25     Did you really mean 'Xcode'?


Found 134 suggested changes across 17 files in 2265.79ms