YARN-11075. Explicitly declare serialVersionUID in LogMutation class. Contributed by Benjamin Teke

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/conf/YarnConfigurationStore.java

@@ -53,6 +53,7 @@ public abstract class YarnConfigurationStore {
    * audit logging and recovery.
    */
   static class LogMutation implements Serializable {
+    private static final long serialVersionUID = 7754046036718906356L;
     private Map<String, String> updates;
     private String user;