Bump postcss-nesting from 11.3.0 to 12.0.1

Bumps [postcss-nesting](https://github.com/csstools/postcss-plugins/tree/HEAD/plugins/postcss-nesting) from 11.3.0 to 12.0.1.
- [Changelog](https://github.com/csstools/postcss-plugins/blob/main/plugins/postcss-nesting/CHANGELOG.md)
- [Commits](https://github.com/csstools/postcss-plugins/commits/HEAD/plugins/postcss-nesting)

---
updated-dependencies:
- dependency-name: postcss-nesting
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

package.json

@@ -79,7 +79,7 @@
     "postcss-import": "^15.0.1",
     "postcss-loader": "^7.0.2",
     "postcss-media-minmax": "^5.0.0",
-    "postcss-nesting": "^11.2.2",
+    "postcss-nesting": "^12.0.1",
     "postcss-syntax": "^0.36.2",
     "postcss-url": "^10.1.3",
     "react": "^18.2",