change the copy head

Author: lunny

modules/migrations/base/reaction.go

@@ -1,5 +1,4 @@
-// Copyright 2019 The Gitea Authors. All rights reserved.
-// Copyright 2018 Jonas Franz. All rights reserved.
+// Copyright 2020 The Gitea Authors. All rights reserved.
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.