[fix] Change log level to debug when check parameters in BatchRead. (#4485)

* Change log level to debug when check parameters in BatchRead.

Author: dao-jun

Diff for: bookkeeper-server/src/main/java/org/apache/bookkeeper/client/LedgerHandle.java

@@ -956,13 +956,17 @@ private CompletableFuture<LedgerEntries> batchReadEntriesInternalAsync(long star
             boolean isRecoveryRead) {
         int nettyMaxFrameSizeBytes = clientCtx.getConf().nettyMaxFrameSizeBytes;
         if (maxSize > nettyMaxFrameSizeBytes) {
-            LOG.info(
-                "The max size is greater than nettyMaxFrameSizeBytes, use nettyMaxFrameSizeBytes:{} to replace it.",
-                nettyMaxFrameSizeBytes);
+            if (LOG.isDebugEnabled()) {
+                LOG.debug("The max size is greater than nettyMaxFrameSizeBytes, "
+                        + "use nettyMaxFrameSizeBytes:{} to replace it.", nettyMaxFrameSizeBytes);
+            }
             maxSize = nettyMaxFrameSizeBytes;
         }
         if (maxSize <= 0) {
-            LOG.info("The max size is negative, use nettyMaxFrameSizeBytes:{} to replace it.", nettyMaxFrameSizeBytes);
+            if (LOG.isDebugEnabled()) {
+                LOG.debug("The max size is negative, use nettyMaxFrameSizeBytes:{} to replace it.",
+                        nettyMaxFrameSizeBytes);
+            }
             maxSize = nettyMaxFrameSizeBytes;
         }
         BatchedReadOp op = new BatchedReadOp(this, clientCtx,