[build-script] Add to default LLDB CMake variables on MacOS
[build-script] Add to default LLDB CMake variables on MacOS

LLDB's CMake build forces these values when building on MacOS. It seems
saner to me to set them in build-script than to force them in the CMake
configuration.

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