Bump electron from 20.3.6 to 20.3.8

Bumps [electron](https://github.com/electron/electron) from 20.3.6 to 20.3.8.
- [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/v20.3.6...v20.3.8)

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

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

package.json

@@ -105,7 +105,7 @@
     "copy-webpack-plugin": "11.0.0",
     "cpy-cli": "^3.1.1",
     "cross-env": "7.0.3",
-    "electron": "20.3.6",
+    "electron": "20.3.8",
     "electron-builder": "^23.3.3",
     "electron-devtools-installer": "3.2.0",
     "electron-link": "^0.6.0",