CommunitySuite: add tests for scala2 versions #5169

Job	Run time
community-test (11, windows-latest)	18m 46s
native-image (macOS-12, default)	8m 49s
formatting	27s
community-test (11, ubuntu-latest)	15m 59s
test (11, windows-latest)	9m 18s
native-image (ubuntu-latest, default)	3m 27s
test (11, ubuntu-latest)	7m 40s
native-image (ubuntu-latest, musl)	3m 45s
test (21, windows-latest)	8m 19s
test (21, ubuntu-latest)	6m 37s
dockerize	0s
	1h 23m 7s

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