OZG-1518 OZG-1930 use kop-common; remove moved classes

...-server/src/main/java/de/itvsh/goofy/common/GrpcUtil.java

...java/de/itvsh/goofy/common/LinkedResourceDesiralizer.java

.../java/de/itvsh/goofy/common/LinkedResourceSerializer.java

...e/itvsh/goofy/common/binaryfile/BinaryFileController.java

...y/common/callcontext/CallContextAttachingInterceptor.java

...tvsh/goofy/common/downloadtoken/DownloadTokenService.java

...itvsh/goofy/common/errorhandling/ExceptionController.java

...va/de/itvsh/goofy/common/errorhandling/ExceptionUtil.java

...itvsh/goofy/common/errorhandling/FunctionalErrorCode.java

...itvsh/goofy/common/errorhandling/FunctionalException.java

...h/goofy/common/errorhandling/GrpcExceptionController.java

...vsh/goofy/common/errorhandling/IdentifiableException.java

...goofy/common/errorhandling/ResourceNotFoundException.java

.../itvsh/goofy/common/errorhandling/TechnicalException.java

...fy/common/user/keycloak/KeycloakUnavailableException.java

.../goofy/common/downloadtoken/DownloadTokenServiceTest.java

...h/goofy/common/errorhandling/ExceptionControllerTest.java

...e/itvsh/goofy/common/errorhandling/ExceptionUtilTest.java

...sh/goofy/common/errorhandling/TechnicalExceptionTest.java