fix(build_library): use ln -sf instead of if
fix(build_library): use ln -sf instead of if

we don't need an if statement when we can force.

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