feat: Add API to activate/deactivate clusters #476

Job	Run time
Check clippy	1m 53s
Generate docs	2m 52s
Check formatting	16s
Run tests	2m 12s
Build and push container image (ubuntu-latest)	15m 7s
Build and push container image (ubicloud-standard-8-arm)	6m 14s
Build and publish index manifest	0s
	28m 34s

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