Prepare new development branch release-2.11.x #769

Job	Run time
build / Build Java app	20m 1s
build / Build Java app	9m 2s
test / Execute JUnit and Jacoco tests	2h 43m 35s
test / Execute JUnit and Jacoco tests	2h 34m 21s
test / Execute Sonar Analysis	11m 34s
test / Execute Sonar Analysis	9m 19s
deploy-docker	0s
deploy-maven	0s
deploy-docker / Push Docker image	4m 35s
deploy-maven / Deploy to Maven and GitHub Packages	12m 27s
	6h 24m 54s

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