fixing failed generation tests

.github/workflows/test_on_push.yml

@@ -94,7 +94,7 @@ jobs:
         run: nox -s docs
 
   generated_project_tests:
-      needs: [template_test]
+      needs: [style]
 
       runs-on: ${{ matrix.os }}
       strategy:
@@ -118,12 +118,13 @@ jobs:
           with:
             uv-venv: ".venv"
 
-        - name: Install cookiecutter and pipx
-          run: uv pip install cookiecutter nox[uv]
-
-        - name: Generate a project using cookiecutter
-          run: cookiecutter . --no-input
+        - name: Install cookiecutter and generate a project
+          run: |
+            uv pip install cookiecutter
+            cookiecutter . --no-input
 
         - name: Install nox and test generated project
           working-directory: ./pybamm-example-project
-          run: nox -s generated-project-tests
+          run: |
+            uv pip install nox[uv]
+            nox -s generated-project-tests