Tolerate `NoSourceCodeSeen` errors for CCR #6722

Job	Run time
Ruby analysis (ubuntu-latest, linked)	51s
Ruby analysis (ubuntu-latest, default)	49s
Ruby analysis (ubuntu-latest, nightly-latest)	50s
Ruby analysis (macos-latest, linked)	1m 23s
Ruby analysis (macos-latest, default)	1m 18s
Ruby analysis (macos-latest, nightly-latest)	1m 2s
	6m 13s

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