chore: update licenses year & authors (#895)

Co-authored-by: Rauno Viskus <[email protected]>

Author: Yaniv Davidi

LICENSE

@@ -186,7 +186,7 @@
       same "printed page" as the copyright notice for easier
       identification within third-party archives.
 
-   Copyright [yyyy] [name of copyright owner]
+   Copyright [2022] OpenTelemetry Authors
 
    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.