Update GitHub Actions workflows. (#348) #157

Job	Run time
prerequisites	2m 2s
License Check / License Check	24s
lint / lint	2m 16s
generate_coverage_data	1m 55s
build_sdk (nodejs)	1m 21s
build_sdk (python)	1m 8s
build_sdk (dotnet)	59s
build_sdk (go)	1m 16s
build_sdk (java)	1m 17s
test (nodejs)	2m 11s
test (python)	2m 6s
test (dotnet)	2m 18s
test (go)	1m 56s
test (java)	1m 52s
publish	5m 41s
publish_sdk	2m 52s
Tag release if labeled as needs-release	2s
	31m 36s

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