message: add simple get category playlists test
diff: @@ -86,6 +86,17 @@ async fn test_categories() {
  .unwrap();
  }
  +#[maybe_async]
  +#[maybe_async_test]
  +#[ignore]
  +async fn test_category_playlists() {
  + oauth_client()
  + .await
  + .category_playlists("pop", Some(Country::UnitedStates), 10, 0)
  + .await
  + .unwrap();
  +}
  +
  #[maybe_async]
  #[maybe_async_test]
  #[ignore]
  