Update to Firebase 12.1.0

[github-actions]

The Firebase Apple SDK (12.1.0) is now available. For more details, see
the Firebase Apple SDK release notes.

To install this SDK, see Add Firebase to your project.

What's Changed

• [Infra] Carthage artifacts for 12.0.0 by @ncooke3 in [Infra] Carthage artifacts for 12.0.0 firebase/firebase-ios-sdk#15118
• [Firebase AI] Fix Chat history append locking by @andrewheard in [Firebase AI] Fix Chat history append locking firebase/firebase-ios-sdk#15115
• [Infra] Update versions for Release 12.1.0 by @ncooke3 in [Infra] Update versions for Release 12.1.0 firebase/firebase-ios-sdk#15120
• [NFC] Remove comment from RCNRemoteConfigTest.m by @ncooke3 in [NFC] Remove comment from RCNRemoteConfigTest.m firebase/firebase-ios-sdk#15122
• Functions Cleanup by @yakovmanshin in Functions Cleanup firebase/firebase-ios-sdk#15119
• [Infra] Suppress designated initializer warning in FIRQueryFake by @ncooke3 in [Infra] Suppress designated initializer warning in FIRQueryFake firebase/firebase-ios-sdk#15123
• [Infra] Add @unchecked Sendable to MockQuery by @ncooke3 in [Infra] Add @unchecked Sendable to MockQuery firebase/firebase-ios-sdk#15124
• Restore pod Firebase/Firestore for tvOS by @paulb777 in Restore pod Firebase/Firestore for tvOS firebase/firebase-ios-sdk#15127
• [Firebase AI] Conform GroundingMetdata to Equatable by @andrewheard in [Firebase AI] Conform GroundingMetdata to Equatable firebase/firebase-ios-sdk#15137
• Increase Firebase AI Logic unit test coverage by @paulb777 in Increase Firebase AI Logic unit test coverage firebase/firebase-ios-sdk#15126
• Do not log using raw print in SettingsCacheClient by @shivatinker in Do not log using raw print in SettingsCacheClient firebase/firebase-ios-sdk#15132
• [Infra] Add changelog for #15139 by @ncooke3 in [Infra] Add changelog for #15139 firebase/firebase-ios-sdk#15141
• [Auth] Fix TOTP URL generation by @cbenhagen in [Auth] Fix TOTP URL generation firebase/firebase-ios-sdk#15128
• [Auth] Add changelog entry for #15128 by @ncooke3 in [Auth] Add changelog entry for #15128 firebase/firebase-ios-sdk#15143
• Update changelogs for 12.1.0 by @daymxn in Update changelogs for 12.1.0 firebase/firebase-ios-sdk#15156
• Analytics 12.1.0 by @htcgh in Analytics 12.1.0 firebase/firebase-ios-sdk#15157
• [FirebaseMessaging] Fix Xcode 26 symbol crash by @ncooke3 in [FirebaseMessaging] Fix Xcode 26 symbol crash firebase/firebase-ios-sdk#15165
• [Infra] Add changelog entry for Xcode 26 crash fix by @ncooke3 in [Infra] Add changelog entry for Xcode 26 crash fix firebase/firebase-ios-sdk#15166
• [Firebase AI] Remove .civicIntegrity from generateImage test by @andrewheard in [Firebase AI] Remove .civicIntegrity from generateImage test firebase/firebase-ios-sdk#15169

New Contributors

• @shivatinker made their first contribution in Do not log using raw print in SettingsCacheClient firebase/firebase-ios-sdk#15132
• @cbenhagen made their first contribution in [Auth] Fix TOTP URL generation firebase/firebase-ios-sdk#15128
• @daymxn made their first contribution in Update changelogs for 12.1.0 firebase/firebase-ios-sdk#15156

Full Changelog: firebase/firebase-ios-sdk@12.0.0...12.1.0