HADOOP-15236. Fix typo in RequestHedgingProxyProvider and RequestHedgingRMFailoverProxyProvider

Signed-off-by: Akira Ajisaka <aajisaka@apache.org>

hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/server/namenode/ha/RequestHedgingProxyProvider.java

@@ -45,7 +45,7 @@ import org.slf4j.LoggerFactory;
  * per-se. It constructs a wrapper proxy that sends the request to ALL
  * underlying proxies simultaneously. It assumes the in an HA setup, there will
  * be only one Active, and the active should respond faster than any configured
- * standbys. Once it receive a response from any one of the configred proxies,
+ * standbys. Once it receive a response from any one of the configured proxies,
  * outstanding requests to other proxies are immediately cancelled.
  */
 public class RequestHedgingProxyProvider<T> extends

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/client/RequestHedgingRMFailoverProxyProvider.java

@@ -49,7 +49,7 @@ import org.apache.hadoop.yarn.conf.YarnConfiguration;
  * underlying proxies simultaneously. Each proxy inside the wrapper proxy will
  * retry the corresponding target. It assumes the in an HA setup, there will be
  * only one Active, and the active should respond faster than any configured
- * standbys. Once it receives a response from any one of the configred proxies,
+ * standbys. Once it receives a response from any one of the configured proxies,
  * outstanding requests to other proxies are immediately cancelled.
  */
 public class RequestHedgingRMFailoverProxyProvider<T>