cmake Shiboken6 examples

FreeCAD/FreeCAD cMake/FindShiboken6.cmake :6 

find_package(Shiboken6 CONFIG QUIET)

pyside/pyside-setup sources/pyside6/cmake/PySideSetup.cmake :44 

find_package(Shiboken6 6 CONFIG REQUIRED)

qtproject/pyside-pyside-setup sources/pyside6/cmake/PySideSetup.cmake :44 

find_package(Shiboken6 6 CONFIG REQUIRED)