cmake find_package(Houdini) examples

AcademySoftwareFoundation/openvdb cmake/OpenVDBHoudiniSetup.cmake :131 

find_package(Houdini
  ${_FIND_HOUDINI_ADDITIONAL_OPTIONS}
  PATHS ${_HOUDINI_ROOT_SEARCH_DIR}
  PATH_SUFFIXES ${_HOUDINI_CMAKE_PATH_SUFFIXES}
  REQUIRED)

AcademySoftwareFoundation/openvdb cmake/OpenVDBHoudiniSetup.cmake :137 

# Note that passing MINIMUM_HOUDINI_VERSION into find_package(Houdini) doesn't work