CI: do not install build requirements for twine

Author: stefanv

.github/workflows/wheel_tests_and_release.yml

@@ -164,7 +164,6 @@ jobs:
  - name: Install Twine
  run: |
  python -m pip install --upgrade pip
- pip install -r requirements/build.txt
  pip install twine
 
  - uses: actions/download-artifact@v3