chore(deps): bump @azure/openai in /packages/sample-app

Bumps [@azure/openai](https://github.com/Azure/azure-sdk-for-js) from 1.0.0-beta.12 to 2.0.0-beta.1.
- [Release notes](https://github.com/Azure/azure-sdk-for-js/releases)
- [Changelog](https://github.com/Azure/azure-sdk-for-js/blob/main/documentation/Changelog-for-next-generation.md)
- [Commits](https://github.com/Azure/azure-sdk-for-js/compare/@azure/openai_1.0.0-beta.12...@azure/openai_2.0.0-beta.1)

---
updated-dependencies:
- dependency-name: "@azure/openai"
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

packages/sample-app/package.json

@@ -35,7 +35,7 @@
   "dependencies": {
     "@anthropic-ai/sdk": "^0.27.1",
     "@aws-sdk/client-bedrock-runtime": "^3.499.0",
-    "@azure/openai": "^1.0.0-beta.11",
+    "@azure/openai": "^2.0.0-beta.1",
     "@google-cloud/aiplatform": "^3.10.0",
     "@google-cloud/vertexai": "^1.2.0",
     "@langchain/community": "^0.2.31",