Skip validating SARIF produced by CodeQL #4159

Job	Run time
Diagnostic export (windows-latest, nightly-latest)	4m 47s
Diagnostic export (ubuntu-latest, nightly-latest)	1m 5s
Diagnostic export (ubuntu-latest, linked)	1m 5s
Diagnostic export (macos-latest, linked)	1m 11s
Diagnostic export (windows-latest, linked)	4m 12s
Diagnostic export (macos-latest, nightly-latest)	1m 5s
	13m 25s

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