Fix naming conventions check for XPackTestCase
This class needs to be abstract or it fails the naming convention check.
@@ -10,5 +10,5 @@ import com.carrotsearch.randomizedtesting.annotations.ThreadLeakFilters;
import org.elasticsearch.test.ESTestCase;
@ThreadLeakFilters(filters = {ObjectCleanerThreadThreadFilter.class})
-public class XPackTestCase extends ESTestCase {
+public abstract class XPackTestCase extends ESTestCase {
}
