try fix test in Jenkins

vorgang-manager-server/src/test/java/de/ozgcloud/vorgang/collaboration/CollaborationITCase.java

@@ -331,7 +331,9 @@ class CollaborationITCase {
 
 				waitUntilCommandHasStatus(command.getId(), CommandStatus.ERROR);
 
-				assertThat(loadCollaborationRequest(vorgangId)).isEmpty();
+				await().atMost(60, TimeUnit.SECONDS).untilAsserted(() -> {
+					assertThat(loadCollaborationRequest(vorgangId)).isEmpty();
+				});
 			}
 		}