YARN-10419. Javadoc error in hadoop-yarn-server-common module. (#2271)

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/main/java/org/apache/hadoop/yarn/server/webapp/dao/RemoteLogPathEntry.java

@@ -20,7 +20,7 @@ package org.apache.hadoop.yarn.server.webapp.dao;
 /**
  * A remote log path for a log aggregation file controller.
  * <pre>
- *   <ROOT_PATH>/%USER/<SUFFIX>
+ *   {@code <ROOT_PATH>/%USER/<SUFFIX>}
  * </pre>
  */
 public class RemoteLogPathEntry {