Rename GenerativeAISample to VertexAISample #7282

Job	Run time
changes	6s
spm-binary-cron	0s
check	3m 38s
sanitizers-mac (macos-12, asan)	20m 35s
sanitizers-mac (macos-12, tsan)	53m 37s
sanitizers-ubuntu (ubuntu-latest, asan)	18m 10s
cmake-prod-db (macos-12, (default))	30m 16s
cmake (macos-12)	44m 7s
cmake-prod-db (macos-12, test-db)	52m 17s
cmake (ubuntu-latest)	16m 28s
xcodebuild (iOS)	57m 41s
xcodebuild (macOS)	33m 24s
pod-lib-lint (FirebaseFirestoreInternal.podspec)	30m 52s
xcodebuild (tvOS)	53m 20s
pod-lib-lint (FirebaseFirestore.podspec)	31m 2s
pod-lib-lint (FirebaseFirestoreSwift.podspec)	44m 52s
pod-lib-lint-cron	0s
spm-source (iOS, macos-12)	27m 58s
spm-source (iOS, macos-13)	16m 11s
spm-source (iOS, macos-14)	8m 26s
check-firestore-internal-public-headers	9s
spm-source (tvOS, macos-12)	29m 25s
spm-binary	4m 49s
spm-source (tvOS, macos-13)	15m 35s
spm-source (tvOS, macos-14)	7m 51s
spm-source (macOS, macos-12)	12m 38s
spm-source (macOS, macos-13)	19m 59s
spm-source (macOS, macos-14)	7m 46s
spm-source (macos-14, visionOS, Xcode_15.2)	8m 54s
Check all required Firestore tests results	1s
	10h 50m 7s

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