Fix pipeline

.github/workflows/python-package.yml

@@ -86,7 +86,7 @@ jobs:
     - name: Install Python dependencies
       run: |
         python -m pip install --upgrade pip
-        python -m pip install build
+        python -m pip install build twine
         if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
 
     - name: Set Mystiks version