chore(frontend)(deps): bump react-is from 19.2.7 to 19.2.8 in /frontend

Bumps [react-is](https://github.com/react/react/tree/HEAD/packages/react-is) from 19.2.7 to 19.2.8.
- [Release notes](https://github.com/react/react/releases)
- [Changelog](https://github.com/react/react/blob/main/CHANGELOG.md)
- [Commits](https://github.com/react/react/commits/v19.2.8/packages/react-is)

---
updated-dependencies:
- dependency-name: react-is
  dependency-version: 19.2.8
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

frontend/package.json

@@ -52,7 +52,7 @@
     "react": "19.2.3",
     "react-chartjs-2": "^5.3.1",
     "react-dom": "19.2.3",
-    "react-is": "^19.2.7",
+    "react-is": "^19.2.8",
     "react-joyride": "^3.1.0",
     "react-loading-skeleton": "^3.5.0",
     "react-window": "^2.2.7",