Changes to attr.go. All files

attr.go

@@ -1,8 +1,8 @@ // Copyright 2024 The TCell Authors // // Licensed under the Apache License, Version 2.0 (the "License");-// you may not use file except in compliance with the License.-// You may obtain a copy of the license at+// you may not use this file except in compliance with the License.+// You may obtain a copy of the License at // //    http://www.apache.org/licenses/LICENSE-2.0 //