Update GitHub Actions workflows. (#2028) #456

Job	Run time
prerequisites	6m 9s
License Check / License Check	1m 18s
lint / lint	7m 13s
build_sdk (nodejs)	5m 22s
generate_coverage_data	15m 43s
build_sdk (python)	5m 11s
build_sdk (dotnet)	6m 25s
build_sdk (go)	9m 10s
build_sdk (java)	4m 19s
test (nodejs)	33m 58s
test (python)	17m 21s
test (dotnet)	17m 48s
test (go)	15m 53s
test (java)	13m 56s
publish	55m 54s
publish_sdk	5m 25s
Tag release if labeled as needs-release	2s
	3h 41m 7s

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