fix: home and end keys not ignored during test, causing desync

closes monkeytypegame#6053

Author: Miodec

frontend/src/ts/constants/ignored-keys.ts

@@ -5,4 +5,6 @@ export const IgnoredKeys = [
   "AudioVolumeUp",
   "AudioVolumeDown",
   "AudioVolumeMute",
+  "Home",
+  "End",
 ];

frontend/src/ts/controllers/input-controller.ts

@@ -904,6 +904,7 @@ $(document).on("keydown", async (event) => {
     console.debug(
       `Key ${event.key} is on the list of ignored keys. Stopping keydown event.`
     );
+    event.preventDefault();
     return;
   }