THRIFT-158. csharp: Update headers to Apache
git-svn-id: https://svn.apache.org/repos/asf/incubator/thrift/trunk@756311 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/lib/csharp/src/Collections/THashSet.cs b/lib/csharp/src/Collections/THashSet.cs
index 51a09b5..cd4e19b 100644
--- a/lib/csharp/src/Collections/THashSet.cs
+++ b/lib/csharp/src/Collections/THashSet.cs
@@ -7,7 +7,7 @@
* "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
+ * 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