update header

Author: GarrettBeatty

sdk/test/Services/S3/UnitTests/Custom/S3PostUploadSignedPolicyTests.cs

@@ -1,26 +1,19 @@
-/*******************************************************************************
- *  Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
- *  Licensed under the Apache License, Version 2.0 (the "License"). You may not use
- *  this file except in compliance with the License. A copy of the License is located at
- *
- *  http://aws.amazon.com/apache2.0
- *
- *  or in the "license" file accompanying this file.
- *  This file 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.
- * *****************************************************************************
- *    __  _    _  ___
- *   (  )( \/\/ )/ __)
- *   /__\ \    / \__ \
- *  (_)(_) \/\/  (___/
- *
- *  AWS SDK for .NET
- *
- */
+/*
+  * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+  * 
+  * Licensed under the Apache License, Version 2.0 (the "License").
+  * You may not use this file except in compliance with the License.
+  * A copy of the License is located at
+  * 
+  *  http://aws.amazon.com/apache2.0
+  * 
+  * or in the "license" file accompanying this file. This file 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.
+  */
 
 using System;
-using System.Collections.Generic;
 using System.IO;
 using System.Text;
 using System.Xml.Serialization;