godslayerakp/ws: replace default echo server (TurboWarp#2249)

The old one doesn't work any more.
The new one seems slow but at least it somewhat works.

Author: GarboMuffin

extensions/godslayerakp/ws.js

@@ -115,7 +115,7 @@
             arguments: {
               URL: {
                 type: ArgumentType.STRING,
-                defaultValue: "wss://echoserver.redman13.repl.co",
+                defaultValue: "wss://echo.websocket.org/",
               },
             },
             text: Scratch.translate("connect to [URL]"),