message: Fix compiler error, trailing spaces, caused by merge conflict resolution
diff: @@ -148,7 +148,7 @@ pub enum SourceFlow {
  /// An enum representing the possible values of a `Source`'s `usage` field.
  ///
  /// For more details see [https://stripe.com/docs/api#source_object-usage](https://stripe.com/docs/api#source_object-usage)
  -#[derive(Clone, Copy, Deserialize, Serialize, PartialEq, Eq)]
  +#[derive(Clone, Copy, Debug, Deserialize, Serialize, PartialEq, Eq)]
  #[serde(rename_all = "snake_case")]
  pub enum SourceUsage {
  Reusable,
  