Bump lightningcss from 1.25.1 to 1.28.1

Bumps [lightningcss](https://github.com/parcel-bundler/lightningcss) from 1.25.1 to 1.28.1.
- [Release notes](https://github.com/parcel-bundler/lightningcss/releases)
- [Commits](https://github.com/parcel-bundler/lightningcss/commits)

---
updated-dependencies:
- dependency-name: lightningcss
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

package.json

@@ -53,7 +53,7 @@
     "hast-util-to-string": "^3.0.0",
     "is-absolute-url": "^4.0.1",
     "js-yaml": "^4.1.0",
-    "lightningcss": "^1.25.1",
+    "lightningcss": "^1.28.1",
     "mdast-util-find-and-replace": "^3.0.1",
     "mdast-util-to-hast": "^13.2.0",
     "mdast-util-to-string": "^4.0.0",