Try to fix GH Actions tests

Author: tleonhardt

.github/workflows/build.yml

@@ -20,11 +20,15 @@ jobs:
           fetch-depth: 0 # Needed for setuptools_scm to work correctly
       - name: Install uv
         uses: astral-sh/setup-uv@v5
+
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v5
         with:
           python-version: ${{ matrix.python-version }}
+          allow-prereleases: true
 
       - name: Install the project
-        run: uv sync --dev
+        run: uv sync --all-extras --dev
 
       - name: Run tests
         run: uv run inv pytest --junit --no-pty --base