build(deps): bump com.google.firebase:firebase-bom (#944)

Bumps com.google.firebase:firebase-bom from 34.14.1 to 34.15.0.

---
updated-dependencies:
- dependency-name: com.google.firebase:firebase-bom
  dependency-version: 34.15.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Author: dependabot[bot]

gradle/libs.versions.toml

@@ -50,7 +50,7 @@ retrofit = "3.0.0"
 kin-sdk = "2.1.2"
 grpc-android = "1.82.0"
 slf4j = "1.7.36"
-firebase-bom = "34.14.1"
+firebase-bom = "34.15.0"
 play-service-ml-barcode = "18.3.1"
 play-services-auth-api-phone = "18.3.0"
 google-play-billing = "9.0.0"