Backport PR #35757: CI: Unpin Pytest + Pytest Asyncio Min Version (#35833)

Co-authored-by: Ali McMaster <[email protected]>

Author: meeseeksmachine

ci/deps/azure-36-locale.yaml

@@ -7,9 +7,9 @@ dependencies:
 
   # tools
   - cython>=0.29.16
-  - pytest>=5.0.1,<6.0.0  # https://github.com/pandas-dev/pandas/issues/35620
+  - pytest>=5.0.1
   - pytest-xdist>=1.21
-  - pytest-asyncio
+  - pytest-asyncio>=0.12.0
   - hypothesis>=3.58.0
   - pytest-azurepipelines