[Security] 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. **This update includes a security fix.**
- [Release notes](https://github.com/electron/electron/releases)
- [Changelog](https://github.com/electron/electron/blob/master/docs/breaking-changes.md)
- [Commits](https://github.com/electron/electron/compare/v9.3.1...v9.4.0)

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

package.json

@@ -111,7 +111,7 @@
     "dom-scroll-into-view": "^1.2.1",
     "dotenv-defaults": "^2.0.1",
     "dotenv-webpack": "^1.8.0",
-    "electron": "9.3.1",
+    "electron": "9.4.0",
     "electron-builder": "^22.9.1",
     "electron-devtools-installer": "^3.1.1",
     "electron-is-dev": "^0.3.0",

yarn.lock

@@ -4366,10 +4366,10 @@ electron-window-state@^4.1.1:
     jsonfile "^2.2.3"
     mkdirp "^0.5.1"
 
-electron@9.3.1:
-  version "9.3.1"
-  resolved "https://registry.yarnpkg.com/electron/-/electron-9.3.1.tgz#e301932c5c0537d8c9a8850d216d3ba454dbf55c"
-  integrity sha512-DScrhqBT4a54KfdF0EoipALpHmdQTn3m7SSCtbpTcEcG+UDUiXad2cOfW6DHeVH7N+CVDKDG12q2PhVJjXkFAA==
+electron@9.4.0:
+  version "9.4.0"
+  resolved "https://registry.yarnpkg.com/electron/-/electron-9.4.0.tgz#c3c607e3598226ddbaaff8babcdffa8bb2210936"
+  integrity sha512-hOC4q0jkb+UDYZRy8vrZ1IANnq+jznZnbkD62OEo06nU+hIbp2IrwDRBNuSLmQ3cwZMVir0WSIA1qEVK0PkzGA==
   dependencies:
     "@electron/get" "^1.0.1"
     "@types/node" "^12.0.12"