Removes the association between one or more provided tags and a notification rule.
See https://www.paws-r-sdk.com/docs/codestarnotifications_untag_resource/ for full documentation.
codestarnotifications_untag_resource(Arn, TagKeys)
[required] The Amazon Resource Name (ARN) of the notification rule from which to remove the tags.
[required] The key names of the tags to remove.