YARN-10439. addendum fix for shaded guva.

(cherry picked from commit 6577bf1891b11c9271d73491b311059677dfb376)

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-services/hadoop-yarn-services-core/src/main/java/org/apache/hadoop/yarn/service/ClientAMService.java

@@ -18,7 +18,7 @@
 
 package org.apache.hadoop.yarn.service;
 
-import com.google.common.annotations.VisibleForTesting;
+import org.apache.hadoop.thirdparty.com.google.common.annotations.VisibleForTesting;
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.fs.CommonConfigurationKeysPublic;
 import org.apache.hadoop.ipc.Server;