fix allow-prereleases sample configuration (actions#615)

mayeut · web-flow · commit 6db746026585 · 2023-04-20T14:46:49.000+02:00
diff --git a/docs/advanced-usage.md b/docs/advanced-usage.md
@@ -594,6 +594,7 @@ jobs:
       - uses: actions/setup-python@v4
         with:
           python-version: "${{ matrix.python_version }}"
+          allow-prereleases: true
       - run: pipx run nox --error-on-missing-interpreters -s tests-${{ matrix.python_version }}
 ```
 
