cmake hipcub examples

AliceO2Group/AliceO2 dependencies/FindO2GPU.cmake :261 

find_package(hipcub)

lattice/quda lib/targets/hip/target_hip.cmake :32 

find_package(hipcub REQUIRED)

LLNL/hiop cmake/FindHiopHipLibraries.cmake :32 

find_package(hipcub REQUIRED)

merzlab/QUICK cmake/FindHipCUDA.cmake :945 

find_package(hipcub)