Bump azure-identity from 1.15.0 to 1.16.1 (#805)

Bumps [azure-identity](https://github.com/Azure/azure-sdk-for-python) from 1.15.0 to 1.16.1.
- [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-identity_1.15.0...azure-identity_1.16.1)

---
updated-dependencies:
- dependency-name: azure-identity
  dependency-type: indirect
...

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Author: dependabot[bot]

requirements.txt

@@ -28,7 +28,7 @@ azure-core==1.29.5
     #   azure-mgmt-core
     #   azure-storage-blob
     #   msrest
-azure-identity==1.15.0
+azure-identity==1.16.1
     # via hail
 azure-mgmt-core==1.4.0
     # via azure-mgmt-storage