HDFS-14992. TestOfflineEditsViewer is failing in Trunk. Contributed by hemanthboyina.

hadoop-hdfs-project/hadoop-hdfs/src/test/resources/editsStored.xml

@@ -276,6 +276,7 @@
       <TXID>22</TXID>
       <SNAPSHOTROOT>/directory_mkdir</SNAPSHOTROOT>
       <SNAPSHOTNAME>snapshot1</SNAPSHOTNAME>
+      <MTIME>1512607197710</MTIME>
       <RPC_CLIENTID>cab1aa2d-e08a-4d2f-8216-76e167eccd94</RPC_CLIENTID>
       <RPC_CALLID>54</RPC_CALLID>
     </DATA>