Don't cache pip

Author: Joseph-Edwards

.github/workflows/tests.yml

@@ -28,7 +28,7 @@ jobs:
       - uses: actions/setup-python@v5
         with:
           python-version: ${{ matrix.python_version }}
-          cache: "pip"
+          # cache: "pip"
       - name: "Create micromamba environment"
         uses: mamba-org/setup-micromamba@v1
         with: