fix(setup_board): copy /etc/make.conf.host_setup from /etc/portage
fix(setup_board): copy /etc/make.conf.host_setup from /etc/portage

this stuff lives in etc/portage. Cp from there.

endocode/scripts,nicescale/scripts,BugRoger/scripts,vmware/coreos-scripts,smilart/scripts,glevand/coreos--scripts,mischief/scripts,BugRoger/scripts,crawford/scripts,bcwaldon/coreos-scripts,smilart/scripts,mjg59/scripts,trnubo/scripts,smilart/scripts,nicescale/scripts,andrejro/coreos--scripts,sigma/coreos-scripts,endocode/scripts,gtank/scripts,crawford/scripts,nicescale/scripts,gtank/scripts,fivethreeo/scripts,bcwaldon/coreos-scripts,crawford/scripts,mjg59/scripts,mjg59/scripts,coreos/scripts,BugRoger/scripts,bcwaldon/coreos-scripts,coreos/scripts,trnubo/scripts,andrejro/coreos--scripts,fivethreeo/scripts,sigma/coreos-scripts,vmware/coreos-scripts,sigma/coreos-scripts,mischief/scripts,marineam/coreos-scripts,marineam/coreos-scripts,mischief/scripts,fivethreeo/scripts,zhang0137/scripts,zhang0137/scripts,gtank/scripts,zhang0137/scripts,endocode/scripts,marineam/coreos-scripts,glevand/coreos--scripts,vmware/coreos-scripts,andrejro/coreos--scripts,trnubo/scripts