revert to before uv changes

.github/workflows/build.yml

@@ -15,9 +15,8 @@ jobs:
       run: python -m pip install --upgrade pip
     - name: Install dependencies
       run: |
-          pip install uv
-          uv pip install -e .
-          uv pip install pytest
+        pip install -e .
+        pip install pytest
     - name: Test with pytest
       run: |
           export PYTHONPATH=$PYTHONPATH:$(pwd)/src