chore: Fix more clippy lints

neqo-transport/src/connection/tests/handshake.rs

@@ -563,7 +563,7 @@ fn reorder_handshake() {
         c_stats_before.packets_rx,
         usize::from(s_hs1_has_initial) + usize::from(s_hs2_has_initial)
     );
-    assert!(c_stats_before.dropped_rx == 0);
+    assert_eq!(c_stats_before.dropped_rx, 0);
 
     // Deliver all Initial packets.
     client.process_input(s_initial_2, now);

neqo-transport/tests/retry.rs

@@ -287,7 +287,7 @@ fn retry_after_initial() {
     // We need to have the client just process the Initial.
     let dgram = client.process(Some(server_initial), now()).dgram();
     assert!(dgram.is_some());
-    assert!(*client.state() != State::Connected);
+    assert_ne!(*client.state(), State::Connected);
 
     let retry = retry_server.process(cinit, now()).dgram(); // Retry!
     assert!(retry.is_some());