build(deps): bump fluent_ui from 4.11.3 to 4.12.0 (#134)

Bumps [fluent_ui](https://github.com/bdlukaa/fluent_ui) from 4.11.3 to 4.12.0.
- [Release notes](https://github.com/bdlukaa/fluent_ui/releases)
- [Changelog](https://github.com/bdlukaa/fluent_ui/blob/master/CHANGELOG.md)
- [Commits](https://github.com/bdlukaa/fluent_ui/commits)

---
updated-dependencies:
- dependency-name: fluent_ui
  dependency-version: 4.12.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

pubspec.yaml

@@ -24,7 +24,7 @@ dependencies:
       url: https://github.com/boyan01/window_manager.git
       path: packages/window_manager
       ref: 6fae92d21b4c80ce1b8f71c1190d7970cf722bd4
-  fluent_ui: 4.11.3
+  fluent_ui: 4.12.0
   flutter_staggered_grid_view: ^0.7.0
   flutter_acrylic: ^1.1.4
   url_launcher: ^6.3.2