fix copyright year annotation

anton-kuklin · anton-kuklin · commit 90887c672ccf · 2023-06-13T22:51:54.000+01:00
diff --git a/unix/mremap.go b/unix/mremap.go
@@ -1,4 +1,4 @@
-// Copyright 2009 The Go Authors. All rights reserved.
+// Copyright 2023 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`		`-// Copyright 2009 The Go Authors. All rights reserved.`
	`1`	`+// Copyright 2023 The Go Authors. All rights reserved.`
`2`	`2`	`// Use of this source code is governed by a BSD-style`
`3`	`3`	`// license that can be found in the LICENSE file.`
`4`	`4`