SteamOS: fixes & official controller layout (#194)

package.json

@@ -38,6 +38,7 @@
         "dotenv": "^16.3.1",
         "electron": "^27.0.0",
         "electron-builder": "^24.6.4",
+        "electron-builder-sandbox-fix": "^1.0.10",
         "esbuild": "^0.19.4",
         "eslint": "^8.51.0",
         "eslint-config-prettier": "^9.0.0",
@@ -61,6 +62,7 @@
     "build": {
         "appId": "dev.vencord.desktop",
         "productName": "Vesktop",
+        "afterPack": "electron-builder-sandbox-fix",
         "files": [
             "!*",
             "dist/js",