Bump mime from 2.4.3 to 2.4.4 (#164)

Bumps [mime](https://github.com/broofa/node-mime) from 2.4.3 to 2.4.4.
- [Release notes](https://github.com/broofa/node-mime/releases)
- [Changelog](https://github.com/broofa/node-mime/blob/master/CHANGELOG.md)
- [Commits](https://github.com/broofa/node-mime/compare/v2.4.3...v2.4.4)

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

package.json

@@ -81,7 +81,7 @@
     "cspell": "^4.0.23",
     "electron": "5.0.7",
     "electron-builder": "21.0.6",
-    "mime": "^2.4.0",
+    "mime": "^2.4.4",
     "mocha": "^6.2.0",
     "mustache": "^3.0.1",
     "npm-run-all": "^4.1.5",