Bump electron from 9.0.4 to 9.3.1

Bumps [electron](https://github.com/electron/electron) from 9.0.4 to 9.3.1.
- [Release notes](https://github.com/electron/electron/releases)
- [Changelog](https://github.com/electron/electron/blob/master/docs/breaking-changes.md)
- [Commits](electron/electron@v9.0.4...v9.3.1)

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

package-lock.json

@@ -24,7 +24,7 @@
     "chalk": "1.1.3",
     "css-loader": "0.28.7",
     "dotenv": "4.0.0",
-    "electron": "^9.0.4",
+    "electron": "^9.3.1",
     "enzyme": "^3.3.0",
     "enzyme-adapter-react-16": "^1.1.1",
     "eslint": "^4.10.0",