Bump @swup/head-plugin from 2.2.0 to 2.2.1

Bumps [@swup/head-plugin](https://github.com/swup/head-plugin) from 2.2.0 to 2.2.1.
- [Release notes](https://github.com/swup/head-plugin/releases)
- [Changelog](https://github.com/swup/head-plugin/blob/master/CHANGELOG.md)
- [Commits](swup/head-plugin@2.2.0...2.2.1)

---
updated-dependencies:
- dependency-name: "@swup/head-plugin"
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

package.json

@@ -28,7 +28,7 @@
 		"@playform/inline": "0.1.0",
 		"@swup/body-class-plugin": "3.2.0",
 		"@swup/fade-theme": "2.0.1",
-		"@swup/head-plugin": "2.2.0",
+		"@swup/head-plugin": "2.2.1",
 		"@swup/overlay-theme": "2.0.1",
 		"@swup/preload-plugin": "3.2.10",
 		"@swup/scroll-plugin": "3.3.2",