message: fix auth CI issue
diff: @@ -87,8 +87,8 @@ pub struct Token {
  pub refresh_token: Option<String>,
  /// A list of [scopes](https://developer.spotify.com/documentation/general/guides/scopes/)
  /// which have been granted for this `access_token`
  - #[builder(default = "HashSet::new()")]
  - #[serde(with = "space_separated_scope")]
  + #[builder(default)]
  + #[serde(default, with = "space_separated_scope")]
  pub scope: HashSet<String>,
  }
  