build(deps-dev): bump electron from 9.3.1 to 9.4.0

Bumps [electron](https://github.com/electron/electron) from 9.3.1 to 9.4.0.
- [Release notes](https://github.com/electron/electron/releases)
- [Changelog](https://github.com/electron/electron/blob/master/docs/breaking-changes.md)
- [Commits](electron/electron@v9.3.1...v9.4.0)

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

Author: dependabot[bot]

package-lock.json

@@ -63,7 +63,7 @@
     "cross-env": "5.2.0",
     "crypto-browserify": "3.12.0",
     "del-cli": "3.0.1",
-    "electron": "9.3.1",
+    "electron": "9.4.0",
     "eslint-config-standard": "12.0.0",
     "eslint-plugin-import": "2.17.3",
     "eslint-plugin-node": "9.1.0",