Bump @primer/css from 21.3.1 to 22.2.1

Bumps [@primer/css](https://github.com/primer/css) from 21.3.1 to 22.2.1.
- [Release notes](https://github.com/primer/css/releases)
- [Changelog](https://github.com/primer/css/blob/main/CHANGELOG.md)
- [Commits](primer/css@v21.3.1...v22.2.1)

---
updated-dependencies:
- dependency-name: "@primer/css"
  dependency-version: 22.2.1
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

package-lock.json

@@ -182,7 +182,7 @@
     "@opentelemetry/instrumentation-undici": "^0.25.0",
     "@opentelemetry/sdk-node": "^0.218.0",
     "@primer/behaviors": "^1.10.2",
-    "@primer/css": "^21.3.1",
+    "@primer/css": "^22.2.1",
     "@primer/live-region-element": "^0.7.2",
     "@primer/octicons": "^19.22.0",
     "@primer/octicons-react": "^19.22.0",