Add setup python on windows build

Author: anka-213

.github/workflows/build-binary-packages.yml

@@ -186,6 +186,8 @@ jobs:
         cp .libs/msys-jpgf-0.dll /c/tmp-dist/java/jpgf.dll
         cp jpgf.jar /c/tmp-dist/java
       if: false
+    
+    - uses: actions/setup-python@v5
 
     - name: Build Python bindings
       shell: msys2 {0}