message: Fix the wrong comment
diff: @@ -579,7 +579,7 @@ pub enum Mutation<'a> {
  /// The version of the crate
  vers: &'a str,
  },
  - /// The user is attempting to unyank a crate.
  + /// The user is attempting to modify the owners of a crate.
  Owners {
  /// The name of the crate
  name: &'a str,
  