Add option to copy commit body #6878

Job	Run time
check-for-fixups	5s
build	1m 7s
check-codebase	20s
check-required-label	3s
Integration Tests - git 2.20.0	1m 24s
lint	31s
Integration Tests - git 2.22.5	1m 13s
ci - ubuntu-latest	38s
Integration Tests - git 2.23.0	1m 15s
ci - windows-latest	2m 26s
Integration Tests - git 2.25.1	1m 14s
Integration Tests - git 2.30.8	1m 14s
Integration Tests - git latest	1m 20s
upload-coverage	0s
	12m 50s

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