CI: Add GitHub Actions workflow for periodic Coverity Scan #219

Job	Run time
source-maintenance-tests	2m 54s
CodeQL-tests	35m 7s
functionality-tests	18m 19s
build-tests(ubuntu-22.04,gcc,default)	5m 33s
build-tests(ubuntu-22.04,gcc,minimal)	4m 5s
build-tests(ubuntu-22.04,gcc,maximus)	5m 59s
build-tests(ubuntu-22.04,clang,default)	6m 19s
build-tests(ubuntu-22.04,clang,minimal)	5m 19s
build-tests(ubuntu-22.04,clang,maximus)	7m 9s
	1h 30m 44s

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