HADOOP-19111. Removing redundant debug message about client info (#6666). Contributed by Zhongkun Wu.

Signed-off-by: He Xiaoqiao <hexiaoqiao@apache.org>

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Client.java

@@ -1128,8 +1128,7 @@ public class Client implements AutoCloseable {
             synchronized (ipcStreams.out) {
               if (LOG.isDebugEnabled()) {
                 Call call = pair.getLeft();
-                LOG.debug(getName() + "{} sending #{} {}", getName(), call.id,
-                    call.rpcRequest);
+                LOG.debug("{} sending #{} {}", getName(), call.id, call.rpcRequest);
               }
               // RpcRequestHeader + RpcRequest
               ipcStreams.sendRequest(buf.toByteArray());