fix Vesktop being registered as html mime handler

This is actually a bug in xdg-settings that was already fixed years ago, but Ubuntu
still ships 7 (!!!!!) years out of date xdg-utils. Please just switch to Fedora what
are we doing man

src/main/index.ts

@@ -15,6 +15,7 @@ import { createWindows, mainWin } from "./mainWindow";
 import { registerMediaPermissionsHandler } from "./mediaPermissions";
 import { registerScreenShareHandler } from "./screenShare";
 import { Settings, State } from "./settings";
+import { setAsDefaultProtocolClient } from "./utils/setAsDefaultProtocolClient";
 import { isDeckGameMode } from "./utils/steamOS";
 
 if (!IS_DEV) {
@@ -31,7 +32,7 @@ const isLinux = process.platform === "linux";
 export let enableHardwareAcceleration = true;
 
 function init() {
-    app.setAsDefaultProtocolClient("discord");
+    setAsDefaultProtocolClient("discord");
 
     const { disableSmoothScroll, hardwareAcceleration, hardwareVideoAcceleration } = Settings.store;