Bump @electron-forge/maker-squirrel from 6.4.1 to 6.4.2

Bumps [@electron-forge/maker-squirrel](https://github.com/electron/forge) from 6.4.1 to 6.4.2.
- [Release notes](https://github.com/electron/forge/releases)
- [Changelog](https://github.com/electron/forge/blob/main/CHANGELOG.md)
- [Commits](https://github.com/electron/forge/compare/v6.4.1...v6.4.2)

---
updated-dependencies:
- dependency-name: "@electron-forge/maker-squirrel"
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

package.json

@@ -30,7 +30,7 @@
   },
   "devDependencies": {
     "@electron-forge/cli": "^6.4.1",
-    "@electron-forge/maker-squirrel": "^6.4.1",
+    "@electron-forge/maker-squirrel": "^6.4.2",
     "@electron-forge/maker-zip": "^6.4.2",
     "@electron-forge/plugin-auto-unpack-natives": "^6.4.2",
     "@electron-forge/publisher-github": "^6.4.1",