Touch up signature faces #5478

Job	Run time
test (ubuntu-latest, 27.2, false)	2m 5s
test (ubuntu-latest, 28.2, false)	2m 34s
test (ubuntu-latest, 29.4, false)	2m 23s
test (macos-latest, 28.2, false)	5m 19s
test (macos-latest, 29.4, false)	4m 38s
test (windows-latest, 27.2, false)	3m 58s
test (windows-latest, 28.2, false)	4m 20s
test (windows-latest, 29.4, false)	5m 50s
test (ubuntu-latest, snapshot, true)	1m 24s
test (macos-latest, snapshot, true)	3m 53s
test (windows-latest, snapshot, true)	8m 26s
	44m 50s

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