Call destroy on peer-connection close

Author: murat-dogan

polyfill/RTCPeerConnection.js

@@ -222,6 +222,7 @@ export default class _RTCPeerConnection extends EventTarget {
         });
 
         this.#peerConnection.close();
+        this.#peerConnection.destroy();
     }
 
     createAnswer() {

test/polyfill-connectivity.js

@@ -86,5 +86,4 @@ peer2
 setTimeout(() => {
     peer1.close();
     peer2.close();
-    nodeDataChannel.cleanup();
 }, 5 * 1000);