Run govulncheck, using GitHub action, in separate job #4646

Job	Run time
package_builder (ubuntu-20.04)	54s
launcher (ubuntu-20.04)	3m 56s
package_builder (macos-12)	2m 13s
launcher (macos-12)	11m 47s
package_builder (windows-latest)	5m 5s
launcher (windows-latest)	8m 41s
Version Baseline	5s
Exec Test (ubuntu-20.04)	6s
Exec Test (ubuntu-22.04)	7s
Exec Test (macos-11)	16s
Exec Test (macos-12)	24s
Exec Test (macos-13)	19s
Exec Test (windows-2019)	18s
Exec Test (windows-2022)	15s
ci_mergeable	1s
Store Artifacts (linux)	18s
Store Artifacts (macos)	31s
Store Artifacts (windows)	17s
	35m 33s

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