build-script-impl: collapse similar cases
build-script-impl: collapse similar cases

Collapse the various lldb build configuration into a single one where
the invocation is exactly the same.  NFC.

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