Switch testing from uv to pip to try to debug cclib issue

.github/workflows/testing.yml

@@ -49,8 +49,8 @@ jobs:
         run: |
           micromamba create -n a2 python=${{ matrix.python-version }} --yes
 
-      - name: Install uv
-        run: micromamba run -n a2 pip install uv
+#      - name: Install uv
+#        run: micromamba run -n a2 pip install uv
 
       - name: Install conda dependencies
         run: |
@@ -62,15 +62,15 @@ jobs:
           python -m pip install --upgrade pip
           mkdir -p ~/.abinit/pseudos
           cp -r tests/test_data/abinit/pseudos/ONCVPSP-PBE-SR-PDv0.4 ~/.abinit/pseudos
-          uv pip install .[strict,tests,abinit,classical_md]
-          uv pip install torch-runstats
-          uv pip install --no-deps nequip==0.5.6
+          pip install .[strict,tests,abinit,classical_md]
+          pip install torch-runstats
+          pip install --no-deps nequip==0.5.6
 
       - name: Install pymatgen from master if triggered by pymatgen repo dispatch
         if: github.event_name == 'repository_dispatch' && github.event.action == 'pymatgen-ci-trigger'
         run: |
           micromamba activate a2
-          uv pip install --upgrade 'git+https://github.com/materialsproject/pymatgen@${{ github.event.client_payload.pymatgen_ref }}'
+          pip install --upgrade 'git+https://github.com/materialsproject/pymatgen@${{ github.event.client_payload.pymatgen_ref }}'
 
       - name: Test Notebooks
         run: |