Chore(deps): Bump @nextcloud/auth from 2.1.0 to 2.2.1

Bumps [@nextcloud/auth](https://github.com/nextcloud/nextcloud-auth) from 2.1.0 to 2.2.1.
- [Release notes](https://github.com/nextcloud/nextcloud-auth/releases)
- [Changelog](https://github.com/nextcloud-libraries/nextcloud-auth/blob/master/CHANGELOG.md)
- [Commits](nextcloud-libraries/nextcloud-auth@v2.1.0...v2.2.1)

---
updated-dependencies:
- dependency-name: "@nextcloud/auth"
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

package.json

@@ -15,7 +15,7 @@
     "stylelint:fix": "stylelint css/*.css css/*.scss src/**/*.scss src/**/*.vue --fix"
   },
   "dependencies": {
-    "@nextcloud/auth": "^2.1.0",
+    "@nextcloud/auth": "^2.2.1",
     "@nextcloud/axios": "^2.4.0",
     "@nextcloud/browser-storage": "^0.2.0",
     "@nextcloud/capabilities": "^1.1.0",