chore(main): release launchdarkly-java-sdk-common 2.2.1 (#123) #298

Job	Run time
test-packaging	4m 50s
test-contract-tests	4m 11s
test-platforms-and-versions (ubuntu-latest, 11)	3m 49s
test-platforms-and-versions (ubuntu-latest, 19)	3m 46s
test-platforms-and-versions (ubuntu-latest, 17)	3m 48s
test-platforms-and-versions (ubuntu-latest, 8)	3m 39s
	24m 3s

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