remove os_build, arch_build from conan new (#2305)
remove os_build, arch_build from conan new (#2305)


luckielordie/conan,memsharded/conan,memsharded/conan,birsoyo/conan,birsoyo/conan,conan-io/conan,memsharded/conan,tivek/conan,conan-io/conan,luckielordie/conan,memsharded/conan,conan-io/conan,tivek/conan