Update year of Copyright

StevenHsuYL · StevenHsuYL · commit 5714974fc60d · 2021-05-26T22:27:19.000+08:00
diff --git a/tutorial/inputoutput.po b/tutorial/inputoutput.po
@@ -1,5 +1,5 @@
 # SOME DESCRIPTIVE TITLE.
-# Copyright (C) 2001-2018, Python Software Foundation
+# Copyright (C) 2001-2021, Python Software Foundation
 # This file is distributed under the same license as the Python package.
 #
 # Translators:

Original file line number	Diff line number	Diff line change
`@@ -1,5 +1,5 @@`
`1`	`1`	`# SOME DESCRIPTIVE TITLE.`
`2`		`-# Copyright (C) 2001-2018, Python Software Foundation`
	`2`	`+# Copyright (C) 2001-2021, Python Software Foundation`
`3`	`3`	`# This file is distributed under the same license as the Python package.`
`4`	`4`	`#`
`5`	`5`	`# Translators:`