Merge remote-tracking branch 'origin/master' into OZG-4589-Alfa-UseOzgCloudCommon3

alfa-client/apps/alfa-e2e/README.md

...e/ozgcloud/alfa/common/binaryfile/AlfaUserWithFileId.java

...alfa/common/binaryfile/DownloadAuthenticationHandler.java

...a/de/ozgcloud/alfa/common/callcontext/ContextService.java

...cloud/alfa/common/downloadtoken/DownloadTokenService.java

...java/de/ozgcloud/alfa/common/user/CurrentUserService.java

...a/de/ozgcloud/alfa/common/GrpcCallContextTestFactory.java

...d/alfa/common/binaryfile/DownloadAlfaUserTestFactory.java

.../common/binaryfile/DownloadAuthenticationHandlerTest.java

...de/ozgcloud/alfa/historie/HistorieCommandHandlerTest.java

...ava/de/ozgcloud/alfa/vorgang/EingangHeaderMapperTest.java

...e/ozgcloud/alfa/vorgang/VorgangWithEingangMapperTest.java