HDFS-10377. CacheReplicationMonitor shutdown log message should use INFO level (Yiqun Lin via cmccabe)

(cherry picked from commit f0252ad2525c90b2b89ae2ff1de12482da2c8ddd)
(cherry picked from commit 43f32d3f4a86d8f2a302530831003496c78fd561)
(cherry picked from commit 154332bb5463998d5e8f2251c8010d624f5e85a9)

hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/CacheReplicationMonitor.java

@@ -166,7 +166,7 @@ public class CacheReplicationMonitor extends Thread implements Closeable {
         try {
           while (true) {
             if (shutdown) {
-              LOG.debug("Shutting down CacheReplicationMonitor");
+              LOG.info("Shutting down CacheReplicationMonitor");
               return;
             }
             if (completedScanCount < neededScanCount) {