master-next: Revert a change that is now redundant.
master-next: Revert a change that is now redundant.

I added this build setting on master-next and then Saleem added it in a
different way on master. Remove the extra copy from master-next.

gribozavr/swift,xwu/swift,atrick/swift,stephentyrone/swift,parkera/swift,airspeedswift/swift,aschwaighofer/swift,xwu/swift,parkera/swift,karwa/swift,roambotics/swift,hooman/swift,sschiau/swift,tkremenek/swift,apple/swift,lorentey/swift,xwu/swift,CodaFi/swift,airspeedswift/swift,ahoppen/swift,CodaFi/swift,allevato/swift,atrick/swift,aschwaighofer/swift,harlanhaskins/swift,devincoughlin/swift,tkremenek/swift,allevato/swift,harlanhaskins/swift,karwa/swift,rudkx/swift,apple/swift,jckarter/swift,parkera/swift,jmgc/swift,ahoppen/swift,CodaFi/swift,nathawes/swift,xwu/swift,parkera/swift,rudkx/swift,jmgc/swift,lorentey/swift,rudkx/swift,xwu/swift,roambotics/swift,gribozavr/swift,benlangmuir/swift,jckarter/swift,apple/swift,karwa/swift,tkremenek/swift,devincoughlin/swift,jckarter/swift,tkremenek/swift,JGiola/swift,sschiau/swift,nathawes/swift,JGiola/swift,stephentyrone/swift,tkremenek/swift,xwu/swift,JGiola/swift,devincoughlin/swift,karwa/swift,sschiau/swift,JGiola/swift,aschwaighofer/swift,tkremenek/swift,apple/swift,jmgc/swift,aschwaighofer/swift,jckarter/swift,lorentey/swift,airspeedswift/swift,CodaFi/swift,gregomni/swift,rudkx/swift,sschiau/swift,harlanhaskins/swift,devincoughlin/swift,roambotics/swift,roambotics/swift,gregomni/swift,benlangmuir/swift,stephentyrone/swift,allevato/swift,hooman/swift,gregomni/swift,benlangmuir/swift,hooman/swift,gregomni/swift,sschiau/swift,gribozavr/swift,stephentyrone/swift,karwa/swift,CodaFi/swift,airspeedswift/swift,allevato/swift,nathawes/swift,glessard/swift,harlanhaskins/swift,aschwaighofer/swift,parkera/swift,rudkx/swift,lorentey/swift,jmgc/swift,JGiola/swift,gregomni/swift,airspeedswift/swift,devincoughlin/swift,allevato/swift,atrick/swift,gribozavr/swift,hooman/swift,lorentey/swift,gribozavr/swift,JGiola/swift,nathawes/swift,lorentey/swift,nathawes/swift,apple/swift,sschiau/swift,gribozavr/swift,roambotics/swift,sschiau/swift,devincoughlin/swift,glessard/swift,glessard/swift,atrick/swift,devincoughlin/swift,stephentyrone/swift,harlanhaskins/swift,jckarter/swift,sschiau/swift,airspeedswift/swift,atrick/swift,jmgc/swift,benlangmuir/swift,tkremenek/swift,apple/swift,lorentey/swift,glessard/swift,parkera/swift,gribozavr/swift,ahoppen/swift,stephentyrone/swift,harlanhaskins/swift,ahoppen/swift,allevato/swift,nathawes/swift,karwa/swift,harlanhaskins/swift,jckarter/swift,ahoppen/swift,jmgc/swift,parkera/swift,airspeedswift/swift,jckarter/swift,aschwaighofer/swift,allevato/swift,parkera/swift,CodaFi/swift,atrick/swift,ahoppen/swift,hooman/swift,devincoughlin/swift,karwa/swift,gribozavr/swift,stephentyrone/swift,CodaFi/swift,aschwaighofer/swift,xwu/swift,benlangmuir/swift,lorentey/swift,hooman/swift,jmgc/swift,roambotics/swift,glessard/swift,nathawes/swift,gregomni/swift,benlangmuir/swift,hooman/swift,karwa/swift,glessard/swift,rudkx/swift