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

Author: anhefti

src/main/java/ch/ethz/seb/sps/server/servicelayer/impl/LiveProctoringCacheServiceImpl.java

@@ -224,7 +224,7 @@ public void cleanup(final boolean isMaster) {
     private void updateFromStoreCache() {
         try {
 
-
+            System.out.println("*************** before updated live cache: "+ cache);
 
             Map<String, Long> newValues = screenshotDataLiveCacheDAO
                     .getAll()