fix(client): handle new gated and quarantined error types (#187)

* fix(client): handle new gated and quarantined error types

* test(client): add test for gated and quarantined

src/subreddit.rs

@@ -515,3 +515,11 @@ async fn test_fetching_subreddit() {
 	let subreddit = subreddit("rust", false).await;
 	assert!(subreddit.is_ok());
 }
+
+#[tokio::test(flavor = "multi_thread")]
+async fn test_gated_and_quarantined() {
+	let quarantined = subreddit("edgy", true).await;
+	assert!(quarantined.is_ok());
+	let gated = subreddit("drugs", true).await;
+	assert!(gated.is_ok());
+}