Update ubuntu.yml

Author: mmatera

.github/workflows/ubuntu.yml

@@ -18,6 +18,8 @@ jobs:
       uses: actions/setup-python@v5
       with:
         python-version: ${{ matrix.python-version }}
+    - name: Ensure setuptools is installed
+      run: python -m pip install --upgrade pip setuptools>=70.0.0 wheel    
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip