script(update_dreal_version.sh): Add ROOT_PATH
script(update_dreal_version.sh): Add ROOT_PATH

dreal/dreal4,soonho-tri/dreal4,soonho-tri/dreal4,dreal/dreal4,soonho-tri/dreal4,dreal/dreal4,dreal/dreal4,soonho-tri/dreal4