Skip validating SARIF produced by CodeQL #4806

Job	Run time
Ruby analysis (ubuntu-latest, linked)	48s
Ruby analysis (macos-latest, nightly-latest)	1m 4s
Ruby analysis (ubuntu-latest, nightly-latest)	45s
Ruby analysis (ubuntu-latest, default)	49s
Ruby analysis (macos-latest, default)	1m 20s
Ruby analysis (macos-latest, linked)	1m 0s
	5m 46s

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