Revert 78f893bdbb1e4bf3e3eac41a59d39854b8045150
These brackets are supposed to not be replaced here, but in the source files, see paragraph right above the changed line.
Fixes #1212 again.
diff --git a/COPYING b/COPYING
index 3837304..131cb1d 100644
--- a/COPYING
+++ b/COPYING
@@ -187,7 +187,7 @@
same "printed page" as the copyright notice for easier
identification within third-party archives.
- Copyright 2016 Google Inc.
+ Copyright [yyyy] [name of copyright owner]
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.