Tolerate `NoSourceCodeSeen` errors for CCR #6848

Job	Run time
Go: tracing with legacy workflow (ubuntu-latest, stable-v2.21.4)	1m 25s
Go: tracing with legacy workflow (ubuntu-latest, stable-v2.18.4)	1m 25s
Go: tracing with legacy workflow (ubuntu-latest, stable-v2.19.4)	1m 24s
Go: tracing with legacy workflow (macos-latest, stable-v2.19.4)	6m 13s
Go: tracing with legacy workflow (ubuntu-latest, linked)	1m 9s
Go: tracing with legacy workflow (macos-latest, linked)	7m 29s
Go: tracing with legacy workflow (macos-latest, stable-v2.17.6)	5m 47s
Go: tracing with legacy workflow (macos-latest, nightly-latest)	7m 17s
Go: tracing with legacy workflow (ubuntu-latest, stable-v2.22.4)	1m 42s
Go: tracing with legacy workflow (macos-latest, default)	4m 46s
Go: tracing with legacy workflow (ubuntu-latest, default)	1m 3s
Go: tracing with legacy workflow (ubuntu-latest, nightly-latest)	1m 15s
Go: tracing with legacy workflow (macos-latest, stable-v2.21.4)	6m 17s
Go: tracing with legacy workflow (macos-latest, stable-v2.18.4)	5m 51s
Go: tracing with legacy workflow (ubuntu-latest, stable-v2.20.7)	1m 25s
Go: tracing with legacy workflow (macos-latest, stable-v2.22.4)	5m 3s
Go: tracing with legacy workflow (ubuntu-latest, stable-v2.17.6)	1m 25s
Go: tracing with legacy workflow (macos-latest, stable-v2.20.7)	6m 1s
	1h 6m 57s

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