Allow multiple commit prefixes #6844

Job	Run time
check-for-fixups	7s
build	1m 10s
check-codebase	19s
check-required-label	1s
Integration Tests - git 2.20.0	1m 32s
lint	55s
Integration Tests - git 2.22.5	1m 20s
Integration Tests - git 2.23.0	1m 12s
ci - ubuntu-latest	33s
Integration Tests - git 2.25.1	1m 16s
ci - windows-latest	1m 13s
Integration Tests - git 2.30.8	1m 20s
Integration Tests - git latest	1m 15s
upload-coverage	0s
	12m 13s

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