gitlab-ci: install setuptools to build the wheels

Python 3.12 does not ship with `setuptools` anymore.

.gitlab/os-macos.yml

@@ -239,6 +239,7 @@
         - sccache --show-stats
         - cd build
         - "$PYTHON_PREFIX/bin/python$PYTHON_VERSION_SUFFIX -m venv venv"
+        - venv/bin/pip install setuptools
         - venv/bin/pip install wheel
         - venv/bin/python3 setup.py bdist_wheel
         - '[ -f dist/*_universal2.whl ] && exit 1 # universal2 wheels are not made; platform detection requires an override'

.gitlab/os-windows.yml

@@ -308,6 +308,7 @@
         - Set-Item -Force -Path "env:PATH" -Value "$env:PYTHON_PREFIX;$env:PATH"
         - python -m venv venv
         - . .\venv\Scripts\Activate.ps1
+        - pip install setuptools
         - pip install wheel
         - python setup.py bdist_wheel
         - python "$env:GIT_CLONE_PATH\.gitlab\ci\create_wheel_sdk_archive.py"