fix lint and rat check

Signed-off-by: Abhishek Kumar <[email protected]>

Author: shwstppr

framework/extensions/src/main/java/org/apache/cloudstack/framework/extensions/command/DownloadExtensionFilesCommand.java

@@ -24,4 +24,4 @@ public class DownloadExtensionFilesCommand extends ExtensionServerActionBaseComm
     public DownloadExtensionFilesCommand(long msId, Extension extension) {
         super(msId, extension);
     }
-}
+}

utils/src/test/java/org/apache/cloudstack/utils/filesystem/ArchiveUtilTest.java

@@ -1,3 +1,20 @@
+// Licensed to the Apache Software Foundation (ASF) under one
+// or more contributor license agreements.  See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership.  The ASF licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License.  You may obtain a copy of the License at
+//
+//   http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing,
+// software distributed under the License is distributed on an
+// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+// KIND, either express or implied.  See the License for the
+// specific language governing permissions and limitations
+// under the License.
+
 package org.apache.cloudstack.utils.filesystem;
 
 import static org.junit.Assert.assertEquals;