fix: vite compile error

Author: lherman-cs

demo/src/main.ts

@@ -73,6 +73,6 @@ function stop() {
   pc = null;
   localStream = null;
   toggleBtn.textContent = "Start";
-  statusEl.textContent = pc?.connectionState ?? "Disconnected";
+  statusEl.textContent = "Disconnected";
 }