Bump @electron-forge/publisher-github from 6.1.1 to 6.4.1

Bumps [@electron-forge/publisher-github](https://github.com/electron/forge) from 6.1.1 to 6.4.1.
- [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/v6.1.1...v6.4.1)

---
updated-dependencies:
- dependency-name: "@electron-forge/publisher-github"
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

package.json

@@ -32,7 +32,7 @@
     "@electron-forge/cli": "^6.1.1",
     "@electron-forge/maker-squirrel": "^6.1.1",
     "@electron-forge/maker-zip": "^6.4.1",
-    "@electron-forge/publisher-github": "^6.1.1",
+    "@electron-forge/publisher-github": "^6.4.1",
     "electron": "^26.1.0"
   },
   "dependencies": {