SEBSP-210 try to fix integration tests by stick to order

Author: anhefti

src/test/java/ch/ethz/seb/sps/integrationtests/proctoring/ProctoringServiceTest.java

@@ -34,6 +34,8 @@ public class ProctoringServiceTest extends ServiceTest_PROCTORING {
     @Test
     @Order(1)
     public void i1_testFullUseCaseSuccess() throws Exception {
+
+        Thread.sleep(10000);
         //GIVEN
         final Long expectedGroupId = 1l;
         final String expectedGroupName = "test_group";