tests

chore: Refactor Github Action per b/485167538 (#2554) #7949

Job	Run time
unit tests	1m 9s
integration tests (macos-latest)	1m 55s
integration tests (ubuntu-latest)	2m 0s
FreeBSD and OpenBSD compilation check	24s
integration tests (windows-latest)	3m 14s
	8m 42s

Provide feedback