chore(deps): bump @ai-sdk/react from 1.2.12 to 2.0.68

Bumps [@ai-sdk/react](https://github.com/vercel/ai) from 1.2.12 to 2.0.68.
- [Release notes](https://github.com/vercel/ai/releases)
- [Changelog](https://github.com/vercel/ai/blob/main/CHANGELOG.md)
- [Commits](https://github.com/vercel/ai/compare/@ai-sdk/[email protected]...@ai-sdk/[email protected])

---
updated-dependencies:
- dependency-name: "@ai-sdk/react"
  dependency-version: 2.0.68
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

apps/frontend/package.json

@@ -29,7 +29,7 @@
   },
   "dependencies": {
     "@ai-sdk/google": "^1.2.22",
-    "@ai-sdk/react": "^1.2.12",
+    "@ai-sdk/react": "^2.0.87",
     "@apollo/client": "^3.13.9",
     "@apollo/experimental-nextjs-app-support": "^0.12.3",
     "@apollo/gateway": "^2.11.2",