chore: update Nx to v21 #6334

Job	Run time
Format check	34s
Unit tests (macos-latest)	1m 4s
Linter	4m 55s
Unit tests (ubuntu-latest)	1m 9s
Integration tests (macos-latest)	1m 33s
E2E tests (macos-latest)	8m 36s
Build	1m 28s
E2E tests (windows-latest)	15m 0s
Integration tests (windows-latest)	3m 8s
E2E tests (ubuntu-latest)	7m 50s
Integration tests (ubuntu-latest)	1m 29s
Unit tests (windows-latest)	2m 13s
Unit tests (macos-latest)	1m 12s
E2E tests (windows-latest)	13m 28s
Integration tests (windows-latest)	3m 8s
E2E tests (ubuntu-latest)	7m 50s
Unit tests (ubuntu-latest)	1m 9s
Build	1m 28s
Integration tests (ubuntu-latest)	1m 29s
Integration tests (macos-latest)	1m 33s
E2E tests (macos-latest)	8m 36s
Unit tests (windows-latest)	2m 13s
Format check	34s
Linter	4m 55s
	1h 36m 34s

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