Bump node-sass from 8.0.0 to 9.0.0

Bumps [node-sass](https://github.com/sass/node-sass) from 8.0.0 to 9.0.0.
- [Release notes](https://github.com/sass/node-sass/releases)
- [Changelog](https://github.com/sass/node-sass/blob/master/CHANGELOG.md)
- [Commits](sass/node-sass@v8.0.0...v9.0.0)

---
updated-dependencies:
- dependency-name: node-sass
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

package-lock.json

@@ -32,6 +32,6 @@
 		"grunt-shell": "~4.0.0",
 		"grunt-wp-i18n": "^1.0.3",
 		"node-bourbon": "~4.2.8",
-		"node-sass": "^8.0.0"
+		"node-sass": "^9.0.0"
 	}
 }