Bump electron from 28.2.2 to 29.1.1 in /gui

Bumps [electron](https://github.com/electron/electron) from 28.2.2 to 29.1.1.
- [Release notes](https://github.com/electron/electron/releases)
- [Changelog](https://github.com/electron/electron/blob/main/docs/breaking-changes.md)
- [Commits](https://github.com/electron/electron/compare/v28.2.2...v29.1.1)

---
updated-dependencies:
- dependency-name: electron
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

gui/package.json

@@ -63,7 +63,7 @@
     "@types/nconf": "^0.10.6",
     "@typescript-eslint/eslint-plugin": "6.21.0",
     "@vitejs/plugin-vue": "5.0.4",
-    "electron": "28.2.2",
+    "electron": "29.1.1",
     "electron-builder": "24.9.1",
     "eslint": "8.56.0",
     "eslint-config-prettier": "9.1.0",