cmake HAS_CARGO_POOL examples

mozilla-mobile/mozilla-vpn-client scripts/cmake/rustlang.cmake :146 

get_property(HAS_CARGO_POOL GLOBAL PROPERTY JOB_POOLS)

mozilla-mobile/mozilla-vpn-client scripts/cmake/rustlang.cmake :147 

list(FILTER HAS_CARGO_POOL INCLUDE REGEX "^cargo=")