Update GitHub Actions workflows. (#357) #164

Job	Run time
prerequisites	2m 28s
License Check / License Check	1m 13s
lint / lint	2m 18s
generate_coverage_data	1m 49s
build_sdk (nodejs)	1m 39s
build_sdk (python)	1m 23s
build_sdk (dotnet)	1m 38s
build_sdk (go)	1m 16s
build_sdk (java)	1m 51s
test (nodejs)	2m 39s
test (python)	2m 14s
test (dotnet)	2m 5s
test (go)	2m 15s
test (java)	1m 51s
publish	5m 45s
publish_sdk	13m 18s
Tag release if labeled as needs-release	4s
	45m 46s

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