workflows: use full version numbers #31626

Job	Run time
syntax	1m 17s
cask audit	2m 49s
tap syntax	6m 28s
formula audit	5m 9s
update-test (Ubuntu)	21s
update-test (macOS)	30s
test default formula (Ubuntu 22.04)	1m 28s
vendored gems	43s
test default formula (Ubuntu 20.04)	2m 48s
tests (online)	5m 14s
test default formula (macOS 13 x86_64)	3m 8s
tests (generic OS)	3m 12s
test default formula (macOS 15 arm64)	1m 25s
tests (Ubuntu 24.04)	3m 11s
tests (Ubuntu 22.04)	3m 15s
tests (Ubuntu 20.04)	4m 22s
tests (macOS 13 x86_64)	11m 3s
tests (macOS 15 arm64)	5m 21s
	1h 1m 44s

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