Bump ai (#129)

Bumps the npm_and_yarn group with 1 update in the /examples/js/vercel-ai-example directory: [ai](https://github.com/vercel/ai).


Updates `ai` from 4.3.19 to 5.0.52
- [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/[email protected]@5.0.52)

---
updated-dependencies:
- dependency-name: ai
  dependency-version: 5.0.52
  dependency-type: direct:production
  dependency-group: npm_and_yarn
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: yuval-qf <[email protected]>

Author: dependabot[bot]

examples/js/vercel-ai-example/package.json

@@ -18,7 +18,7 @@
     "@a2a-js/sdk": "^0.2.4",
     "@ai-sdk/openai": "^1.3.23",
     "@types/express": "^5.0.3",
-    "ai": "^4.3.19",
+    "ai": "^5.0.52",
     "express": "^5.1.0",
     "ts-node": "^10.9.2",
     "typescript": "^5.8.3",