cmake find_package(LAGraphX) examples

DrTimothyAldenDavis/SuiteSparse LAGraph/experimental/benchmark/coarsening-tests/CMakeLists.txt :36 

find_package ( LAGraphX REQUIRED )

DrTimothyAldenDavis/SuiteSparse LAGraph/experimental/benchmark/matching-tests/CMakeLists.txt :40 

# find_package ( LAGraphX
#     PATHS ${LAGRAPHX_ROOT}/build/experimental NO_DEFAULT_PATH REQUIRED )