Invalidate cache

Author: raulcd

.github/workflows/python.yml

@@ -287,7 +287,7 @@ jobs:
           restore-keys: python-ccache-windows-${{ env.CACHE_VERSION }}-
         env:
           # We can invalidate the current cache by updating this.
-          CACHE_VERSION: "2025-09-16"
+          CACHE_VERSION: "2025-09-16.1"
       - name: Build Arrow C++ and PyArrow
         shell: cmd
         run: |