Sign tags and commits in workflows #4715

Job	Run time
Diagnostic export (windows-latest, nightly-latest)	3m 11s
Diagnostic export (ubuntu-latest, nightly-latest)	1m 4s
Diagnostic export (ubuntu-latest, linked)	1m 5s
Diagnostic export (macos-latest, linked)	1m 11s
Diagnostic export (windows-latest, linked)	2m 52s
Diagnostic export (macos-latest, nightly-latest)	1m 45s
	11m 8s

Provide feedback