CI: Add GitHub Actions workflow for periodic Coverity Scan #231

Job	Run time
CodeQL-tests	23m 44s
build-tests(ubuntu-22.04,gcc,default)	5m 27s
functionality-tests	18m 42s
source-maintenance-tests	2m 52s
build-tests(ubuntu-22.04,gcc,minimal)	4m 28s
build-tests(ubuntu-22.04,gcc,maximus)	6m 10s
build-tests(ubuntu-22.04,clang,default)	6m 11s
build-tests(ubuntu-22.04,clang,minimal)	5m 7s
build-tests(ubuntu-22.04,clang,maximus)	7m 2s
	1h 19m 43s

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