Change year requirement in file headers

Signed-off-by: Alexandr Demicev <[email protected]>

.golangci.yml

@@ -114,7 +114,7 @@ linters-settings:
         - name: constant-logical-expr
   goheader:
     template: |-
-      Copyright © 2023 - {{ year }} SUSE LLC
+      Copyright © {{year-range}} SUSE LLC
   
       Licensed under the Apache License, Version 2.0 (the "License");
       you may not use this file except in compliance with the License.