manual uninstall

Author: sydney-runkle

.github/workflows/ci.yml

@@ -91,6 +91,7 @@ jobs:
 
       - run: pip install -r tests/requirements.txt
       # TODO: remove this after the the next release of typing-extensions (v4.12.3 or v.4.13.0)
+      - run: pip uninstall -y typing-extensions
       - run: pip install -U git+https://github.com/python/typing_extensions@main
 
       - run: pip install -e .