update logger level

Author: poorbarcode

pulsar-broker/src/main/java/org/apache/pulsar/broker/service/persistent/PersistentReplicator.java

@@ -433,7 +433,7 @@ public void readEntriesFailed(ManagedLedgerException exception, Object ctx) {
         long waitTimeMillis = readFailureBackoff.next();
 
         if (exception instanceof CursorAlreadyClosedException) {
-            log.error("[{}] Error reading entries because replicator is"
+            log.warn("[{}] Error reading entries because replicator is"
                             + " already deleted and cursor is already closed {}, ({})",
                     replicatorId, ctx, exception.getMessage(), exception);
             // replicator is already deleted and cursor is already closed so, producer should also be stopped
@@ -553,7 +553,7 @@ public void deleteFailed(ManagedLedgerException exception, Object ctx) {
         log.error("[{}] Failed to delete message at {}: {}", replicatorId, ctx,
                 exception.getMessage(), exception);
         if (exception instanceof CursorAlreadyClosedException) {
-            log.error("[{}] Asynchronous ack failure because replicator is already deleted and cursor is already"
+            log.warn("[{}] Asynchronous ack failure because replicator is already deleted and cursor is already"
                             + " closed {}, ({})", replicatorId, ctx, exception.getMessage(), exception);
             // replicator is already deleted and cursor is already closed so, producer should also be stopped
             closeProducerAsync();