use correct date for copyright

go-gitea · lafriks · Jan 24, 2021 · Dec 28, 2020 · Dec 28, 2020 · Dec 28, 2020
commit 630182e3dfd6d30d06db7af7326674fed8ebc727
diff --git a/cmd/web_letsencrypt.go b/cmd/web_letsencrypt.go
@@ -1,4 +1,4 @@
-// Copyright 2016 The Gitea Authors. 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.