try newer Python?

Author: slayoo

.github/workflows/readme_listings.yml

@@ -118,7 +118,11 @@ jobs:
 
       - uses: actions/setup-python@v1
         with:
-          python-version: 3.8
+          python-version: 3.9
+
+      - uses: matlab-actions/setup-matlab@v0
+        with:
+          release: R2022b
 
       - uses: jwlawson/actions-setup-cmake@v1.13
         with:
@@ -138,10 +142,6 @@ jobs:
           echo "pybind11_type=type" > pybind11_builtins.py
           echo "PYTHONPATH=." >> $GITHUB_ENV
 
-      - uses: matlab-actions/setup-matlab@v0
-        with:
-          release: R2022b
-
       - run: mkdir readme_output
 
       - uses: matlab-actions/run-command@v0