chore(deps-dev): bump grunt-stylelint in /wp-content/themes/terraso

Bumps [grunt-stylelint](https://github.com/wikimedia/grunt-stylelint) from 0.20.0 to 0.20.1.
- [Release notes](https://github.com/wikimedia/grunt-stylelint/releases)
- [Changelog](https://github.com/wikimedia/grunt-stylelint/blob/main/History.md)
- [Commits](https://github.com/wikimedia/grunt-stylelint/commits)

---
updated-dependencies:
- dependency-name: grunt-stylelint
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

wp-content/themes/terraso/package.json

@@ -28,7 +28,7 @@
 		"grunt-contrib-watch": "^1.1.0",
 		"grunt-eslint": "^25.0.0",
 		"grunt-sass": "^3.1.0",
-		"grunt-stylelint": "^0.20.0",
+		"grunt-stylelint": "^0.20.1",
 		"matchdep": "^2.0.0",
 		"sass": "^1.77.5",
 		"stylelint": "^16.6.1",