Bump azure-ai-evaluation from 1.0.0b3 to 1.0.0b4

Bumps [azure-ai-evaluation](https://github.com/Azure/azure-sdk-for-python) from 1.0.0b3 to 1.0.0b4.
- [Release notes](https://github.com/Azure/azure-sdk-for-python/releases)
- [Changelog](https://github.com/Azure/azure-sdk-for-python/blob/main/doc/esrp_release.md)
- [Commits](Azure/azure-sdk-for-python@azure-ai-evaluation_1.0.0b3...azure-ai-evaluation_1.0.0b4)

---
updated-dependencies:
- dependency-name: azure-ai-evaluation
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

scripts/requirements.txt

@@ -1,7 +1,7 @@
 requests
 python-dotenv
 azure-ai-generative[evaluate]==1.0.0b8
-azure-ai-evaluation==1.0.0b3
+azure-ai-evaluation==1.0.0b4
 azure-search-documents
 typer
 openai>=1.0.0