[Release] Update versions for Release 10.21.0 #2204

Job	Run time
catalyst	3m 21s
pod-lib-lint (ios, macos-12)	8m 4s
pod-lib-lint (ios, macos-13)	24m 42s
pod-lib-lint (tvos, macos-12)	4m 23s
pod-lib-lint (tvos, macos-13)	5m 20s
spm (iOS, macos-12)	5m 28s
pod-lib-lint (macos --skip-tests, macos-12)	4m 16s
spm (iOS, macos-13)	5m 4s
pod-lib-lint (macos --skip-tests, macos-13)	4m 41s
spm (tvOS, macos-12)	4m 14s
pod-lib-lint (watchos, macos-12)	2m 35s
spm (tvOS, macos-13)	4m 56s
pod-lib-lint (watchos, macos-13)	3m 44s
spm (macOS, macos-12)	2m 53s
spm (macOS, macos-13)	3m 54s
spm (catalyst, macos-12)	3m 35s
spm (catalyst, macos-13)	3m 24s
quickstart	10m 41s
quickstart-ftl-cron-only	0s
spm (watchOS, macos-12)	5m 27s
spm (watchOS, macos-13)	6m 19s
abtesting-cron-only	0s
	1h 57m 1s

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