azure-core: remove six dependency (#39962)

* azure-core: remove six dependency

* Apply suggestion from @Copilot

Co-authored-by: Copilot <[email protected]>

* move comment to latest changelog entry

---------

Co-authored-by: Krista Pratico <[email protected]>
Co-authored-by: Copilot <[email protected]>
Co-authored-by: Laurent Mazuel <[email protected]>

Author: 4 people

sdk/core/azure-core/CHANGELOG.md

@@ -13,6 +13,7 @@
 ### Other Changes
 
 - Updated `BearerTokenCredentialPolicy` and `AsyncBearerTokenCredentialPolicy` to set the `enable_cae` parameter to `True` by default. This change enables Continuous Access Evaluation (CAE) for all token requests made through these policies.  #42941
+- Removed `six` as a dependency since it was unused.
 
 ## 1.35.1 (2025-09-11)
 

sdk/core/azure-core/setup.py

@@ -70,7 +70,6 @@
     python_requires=">=3.9",
     install_requires=[
         "requests>=2.21.0",
-        "six>=1.11.0",
         "typing-extensions>=4.6.0",
     ],
     extras_require={