Update test_startcmsproject.yml

Author: fsbraun

.github/workflows/test_startcmsproject.yml

@@ -32,6 +32,5 @@ jobs:
         python -m venv .venv
         source ./.venv/bin/activate
         python -m pip install --upgrade pip
-        python -m pip install Django~=${{ matrix.django-version}}
-        python -m pip install django-cms
+        python -m pip install Django~=${{ matrix.django-version }} django-cms
         djangocms mysite --noinput --template https://github.com/${{ github.repository }}/archive/${{ github.head_ref || github.ref_name }}.zip