Revert unnecessary change

Author: ivandika3

hadoop-ozone/common/src/main/java/org/apache/hadoop/ozone/om/protocolPB/OzoneManagerProtocolClientSideTranslatorPB.java

@@ -297,11 +297,10 @@ public void close() throws IOException {
    * @param cmdType type of the request
    */
   private OMRequest.Builder createOMRequest(Type cmdType) {
-    OMRequest.Builder builder = OMRequest.newBuilder()
+    return OMRequest.newBuilder()
         .setCmdType(cmdType)
         .setVersion(ClientVersion.CURRENT_VERSION)
         .setClientId(clientID);
-    return builder;
   }
 
   /**