Lucene.Net.Util.DisposableResourceInfo: Added license header

src/Lucene.Net.TestFramework/Support/Util/DisposableResourceInfo.cs

@@ -9,6 +9,23 @@
 
 namespace Lucene.Net.Util
 {
+    /*
+     * 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.
+     */
+
     /// <summary>
     /// Allocation information (Thread, allocation stack) for tracking disposable
     /// resources.