Homepage: fix macOS minimum version to 10.12
Homepage: fix macOS minimum version to 10.12

Ref: https://github.com/FreeCAD/FreeCAD-Bundle/issues/63
yorikvanhavre/freecad-new-home,FreeCAD/Homepage,yorikvanhavre/freecad-new-home,FreeCAD/Homepage,FreeCAD/Homepage,yorikvanhavre/freecad-new-home,FreeCAD/Homepage