fix new rust lints (#1568)

Author: dyc3

crates/harness-tests/src/routing.rs

@@ -189,7 +189,7 @@ async fn unicast_messaging(ctx: &mut TestRunner) {
     })
     .await;
 
-    let res = vec![c1.recv().await, c2.recv().await];
+    let res = [c1.recv().await, c2.recv().await];
     let oks: Vec<_> = res.iter().filter(|r| r.is_ok()).collect();
 
     assert_eq!(

crates/ott-collector/src/collector.rs

@@ -201,6 +201,7 @@ fn should_send(event: &str) -> bool {
 
 #[derive(Debug, Deserialize)]
 #[serde(tag = "event", rename_all = "lowercase")]
+#[allow(dead_code)]
 #[non_exhaustive]
 enum Event {
     Ws(EventWebsocketMessage),