build: update azure-identity requirement

Updates the requirements on [azure-identity](https://github.com/Azure/azure-sdk-for-python) to permit the latest version.
- [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_1.19.0...azure-identity_1.20.0)

---
updated-dependencies:
- dependency-name: azure-identity
  dependency-type: direct:production
...

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

Author: dependabot[bot]

azurefunctions-extensions-bindings-blob/pyproject.toml

@@ -26,7 +26,7 @@ classifiers= [
 dependencies = [
     'azurefunctions-extensions-base',
     'azure-storage-blob~=12.24.0',
-    'azure-identity~=1.19.0'
+    'azure-identity>=1.19,<1.24'
     ]
 
 [project.optional-dependencies]