build: bump @fluentui/react in /App/frontend-app

Bumps [@fluentui/react](https://github.com/microsoft/fluentui) from 8.122.9 to 8.122.11.
- [Release notes](https://github.com/microsoft/fluentui/releases)
- [Changelog](https://github.com/microsoft/fluentui/blob/master/azure-pipelines.release.yml)
- [Commits](https://github.com/microsoft/fluentui/compare/@fluentui/react_v8.122.9...@fluentui/react_v8.122.11)

---
updated-dependencies:
- dependency-name: "@fluentui/react"
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

App/frontend-app/package-lock.json

@@ -20,7 +20,7 @@
         "@fluentai/react-copilot-chat": "^0.5.2",
         "@fluentai/reference": "^0.8.2",
         "@fluentai/textarea": "^0.5.1",
-        "@fluentui/react": "^8.122.9",
+        "@fluentui/react": "^8.122.11",
         "@fluentui/react-components": "^9.60.0",
         "@fluentui/react-datepicker-compat": "^0.4.59",
         "@fluentui/react-file-type-icons": "^8.12.7",