[v11] Remove unused FIRDependency class #7709

Job	Run time
changes	4s
spm-binary-cron	0s
check	3m 20s
sanitizers-mac (macos-14, asan)	13m 45s
cmake (macos-14)	15m 9s
sanitizers-mac (macos-14, tsan)	14m 59s
sanitizers-ubuntu (ubuntu-latest, asan)	2m 18s
cmake (ubuntu-latest)	16m 22s
cmake-prod-db (macos-14, (default))	15m 36s
cmake-prod-db (macos-14, test-db)	14m 16s
pod-lib-lint (FirebaseFirestoreInternal.podspec)	25m 44s
check-firestore-internal-public-headers	7s
pod-lib-lint (FirebaseFirestore.podspec)	32m 32s
spm-binary	3m 4s
pod-lib-lint-cron	0s
spm-source (iOS, macos-13)	17m 12s
xcodebuild (iOS)	1m 15s
spm-source (iOS, macos-14)	5m 4s
xcodebuild (macOS)	1m 9s
spm-source (tvOS, macos-13)	14m 49s
xcodebuild (tvOS)	1m 5s
spm-source (tvOS, macos-14)	5m 6s
spm-source (macOS, macos-13)	18m 58s
spm-source (macOS, macos-14)	6m 28s
spm-source (macos-14, visionOS, Xcode_15.3)	12m 5s
Check all required Firestore tests results	1s
	4h 0m 28s

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