HDFS-16108. Fix incorrect log placeholders used in JournalNodeSyncer (#3169)

Author: virajjasani

hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/qjournal/server/JournalNodeSyncer.java

@@ -175,7 +175,7 @@ private void startSyncJournalsDaemon() {
       }
       if (!createEditsSyncDir()) {
         LOG.error("Failed to create directory for downloading log " +
-                "segments: %s. Stopping Journal Node Sync.",
+                "segments: {}. Stopping Journal Node Sync.",
             journal.getStorage().getEditsSyncDir());
         return;
       }
@@ -467,7 +467,7 @@ private boolean downloadMissingLogSegment(URL url, RemoteEditLog log)
       moveSuccess = journal.moveTmpSegmentToCurrent(tmpEditsFile,
           finalEditsFile, log.getEndTxId());
     } catch (IOException e) {
-      LOG.info("Could not move %s to current directory.", tmpEditsFile);
+      LOG.info("Could not move {} to current directory.", tmpEditsFile);
     } finally {
       if (tmpEditsFile.exists() && !tmpEditsFile.delete()) {
         LOG.warn("Deleting " + tmpEditsFile + " has failed");