Fix socket log (#2369)

## Description:

Fix null socket crashing the log

## Please complete the following:

- [x] I have added screenshots for all UI updates
- [x] I process any text displayed to the user through translateText()
and I've added it to the en.json file
- [x] I have added relevant tests to the test directory
- [x] I confirm I have thoroughly tested these changes and take full
responsibility for any bugs introduced

## Please put your Discord username so you can be contacted if a bug or
regression is found:

Mr.Box

src/client/Transport.ts

@@ -590,7 +590,7 @@ export class Transport {
     } else {
       console.log(
         "WebSocket is not open. Current state:",
-        this.socket!.readyState,
+        this.socket?.readyState,
       );
       console.log("attempting reconnect");
     }