Update python-app.yml

.github/workflows/python-app.yml

@@ -36,7 +36,7 @@ jobs:
         python -m pip install --upgrade pip
         pip install flake8 pytest
         if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
-        pip install --progress-bar off numpy scipy pandas scikit-learn matplotlib pydot jupyter xgboost ipython lightgbm statsmodels torch skorch setproctitle urllib3 objgraph imageio imageio_ffmpeg
+        pip install --progress-bar off numpy scipy pandas scikit-learn==1.6.0rc1 matplotlib pydot jupyter xgboost ipython lightgbm statsmodels torch skorch setproctitle urllib3 objgraph imageio imageio_ffmpeg
     - name: Initial Cleanup
       run : |
             mkdir -p logs