build: bump azure-search-documents in /ClientAdvisor/App (#317)

Bumps [azure-search-documents](https://github.com/Azure/azure-sdk-for-python) from 11.4.0b6 to 11.6.0b9.
- [Release notes](https://github.com/Azure/azure-sdk-for-python/releases)
- [Changelog](https://github.com/Azure/azure-sdk-for-python/blob/main/sdk/search/azure-search-documents/CHANGELOG.md)
- [Commits](Azure/azure-sdk-for-python@azure-search-documents_11.4.0b6...azure-search-documents_11.6.0b9)

---
updated-dependencies:
- dependency-name: azure-search-documents
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

ClientAdvisor/App/requirements-dev.txt

@@ -1,7 +1,7 @@
 -r requirements.txt
 azure-identity==1.19.0
 openai==1.55.3
-azure-search-documents==11.4.0b6
+azure-search-documents==11.6.0b9
 azure-storage-blob==12.17.0
 python-dotenv==1.0.1
 azure-cosmos==4.5.0

ClientAdvisor/App/requirements.txt

@@ -2,7 +2,7 @@
 azure-identity==1.19.0
 # Flask[async]==2.3.2
 openai==1.55.3
-azure-search-documents==11.4.0b6
+azure-search-documents==11.6.0b9
 azure-storage-blob==12.17.0
 python-dotenv==1.0.1
 azure-cosmos==4.5.0