Revert "Spawn local gateway task on wasm32"

This reverts commit 3c419e8310.

src/gateway/gateway.rs

@@ -74,14 +74,9 @@ impl Gateway {
         };
 
         // Now we can continuously check for messages in a different task, since we aren't going to receive another hello
-        #[cfg(not(target_arch = "wasm32"))]
         task::spawn(async move {
             gateway.gateway_listen_task().await;
         });
-        #[cfg(target_arch = "wasm32")]
-        task::spawn_local(async move {
-            gateway.gateway_listen_task().await;
-        });
 
         Ok(GatewayHandle {
             url: websocket_url.clone(),