Moved ccr integration to the package with other ccr integration tests.

Author: martijnvg

x-pack/plugin/ccr/src/test/java/org/elasticsearch/xpack/ccr/action/FollowStatsIT.java renamed to x-pack/plugin/ccr/src/test/java/org/elasticsearch/xpack/ccr/FollowStatsIT.java

@@ -4,7 +4,7 @@
  * you may not use this file except in compliance with the Elastic License.
  */
 
-package org.elasticsearch.xpack.ccr.action;
+package org.elasticsearch.xpack.ccr;
 
 import org.elasticsearch.action.ActionListener;
 import org.elasticsearch.action.admin.cluster.state.ClusterStateRequest;