Added more setup-python: false, since it appears to be getting in the…

… way

Might be causing the Linux builds to fail because it tries to compile
against a different Python version.

.github/workflows/packages.yml

@@ -82,6 +82,7 @@ jobs:
         arch: ${{ matrix.qt_arch }}
         modules: ${{ matrix.qt_modules }}
         tools: 'tools_qtcreator'
+        setup-python: false
         cache: true
 
     - name: Setup ccache
@@ -325,6 +326,7 @@ jobs:
         arch: ${{ matrix.qt_arch }}
         modules: ${{ matrix.qt_modules }}
         tools: "${{ matrix.mingw_component }},${{ matrix.mingw_variant }}"
+        setup-python: false
         cache: true
 
     - name: Install Qbs