Bump flipper-ui from 1.2.1 to 1.2.2

Bumps [flipper-ui](https://github.com/flippercloud/flipper) from 1.2.1 to 1.2.2.
- [Release notes](https://github.com/flippercloud/flipper/releases)
- [Changelog](https://github.com/flippercloud/flipper/blob/main/Changelog.md)
- [Commits](flippercloud/flipper@v1.2.1...v1.2.2)

---
updated-dependencies:
- dependency-name: flipper-ui
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Gemfile.lock

@@ -231,9 +231,9 @@ GEM
     flipper-active_record (1.2.1)
       activerecord (>= 4.2, < 8)
       flipper (~> 1.2.1)
-    flipper-ui (1.2.1)
+    flipper-ui (1.2.2)
       erubi (>= 1.0.0, < 2.0.0)
-      flipper (~> 1.2.1)
+      flipper (~> 1.2.2)
       rack (>= 1.4, < 4)
       rack-protection (>= 1.5.3, <= 4.0.0)
       sanitize (< 7)