fix(provider::ws): ignore the websocket response when the request has been cancelled. (#641)

ethers-providers/src/transports/ws.rs

@@ -313,9 +313,11 @@ where
             Err(_) => {}
             Ok(Incoming::Response(resp)) => {
                 if let Some(request) = self.pending.remove(&resp.id) {
+                    if !request.is_canceled() {
                         request.send(resp.data.into_result()).map_err(to_client_error)?;
                     }
                 }
+            }
             Ok(Incoming::Notification(notification)) => {
                 let id = notification.params.subscription;
                 if let Entry::Occupied(stream) = self.subscriptions.entry(id) {