chore(deps-dev): bump electron from 35.7.5 to 39.8.4

Bumps [electron](https://github.com/electron/electron) from 35.7.5 to 39.8.4.
- [Release notes](https://github.com/electron/electron/releases)
- [Commits](electron/electron@v35.7.5...v39.8.4)

---
updated-dependencies:
- dependency-name: electron
  dependency-version: 39.8.4
  dependency-type: direct:development
...

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

Author: dependabot[bot]

packages/wallstreet/package.json

@@ -32,7 +32,7 @@
     "@electron-forge/maker-zip": "6.0.0-beta.53",
     "concurrently": "^5.3.0",
     "css-loader": "^5.0.0",
-    "electron": "^35.7.5",
+    "electron": "^39.8.4",
     "elm-webpack-loader": "^7.0.1",
     "eslint": "^7.11.0",
     "eslint-config-airbnb": "^18.2.0",