Update GitHub Actions workflows. (#994) #249

Job	Run time
License Check / License Check	16s
prerequisites / prerequisites	1m 43s
lint / lint	1m 22s
generate_coverage_data	4m 41s
build_sdk / build_sdk (nodejs)	1m 37s
build_sdk / build_sdk (python)	1m 43s
build_sdk / build_sdk (dotnet)	1m 54s
build_sdk / build_sdk (go)	1m 37s
build_sdk / build_sdk (java)	1m 17s
test (nodejs)	2m 29s
test (python)	2m 14s
test (dotnet)	1m 49s
test (go)	2m 4s
test (java)	2m 37s
publish	8m 18s
publish_sdk	2m 54s
Tag release if labeled as needs-release	2s
	38m 37s

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