Allow to use scheme with spaces and special characters

If scheme name has - build fails with the following error:
```
xcodebuild: error: Unknown build action '-'.
```
This should prevent this error from happeping. Xcode allows to use those characters in scheme name. It's only bash issue.

Author: Maxim-Filimonov

src/commands/ios_build.yml

@@ -40,7 +40,7 @@ steps:
 
   - run:
       name: Build iOS App
-      command: "export RCT_NO_LAUNCH_PACKAGER=true && xcodebuild -<<parameters.project_type>> <<parameters.project_path>> -destination 'platform=iOS Simulator,name=<<parameters.device>>' -scheme <<parameters.scheme>> -parallelizeTargets -configuration <<parameters.build_configuration>> -derivedDataPath <<parameters.derived_data_path>>  -UseModernBuildSystem=YES | xcpretty -k"
+      command: "export RCT_NO_LAUNCH_PACKAGER=true && xcodebuild -<<parameters.project_type>> <<parameters.project_path>> -destination 'platform=iOS Simulator,name=<<parameters.device>>' -scheme '<<parameters.scheme>>' -parallelizeTargets -configuration <<parameters.build_configuration>> -derivedDataPath <<parameters.derived_data_path>>  -UseModernBuildSystem=YES | xcpretty -k"
 
   - when:
       condition: <<parameters.cache>>