Filter CCR jobs in `update-required-checks.sh` #6271

Job	Run time
Ruby analysis (ubuntu-latest, default)	55s
Ruby analysis (macos-latest, default)	1m 23s
Ruby analysis (ubuntu-latest, linked)	43s
Ruby analysis (macos-latest, nightly-latest)	1m 14s
Ruby analysis (ubuntu-latest, nightly-latest)	51s
Ruby analysis (macos-latest, linked)	1m 0s
	6m 6s

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