[build-script] Add an incremental smoke test flto preset.
[build-script] Add an incremental smoke test flto preset.

brentdax/swift,gottesmm/swift,zisko/swift,amraboelela/swift,felix91gr/swift,aschwaighofer/swift,codestergit/swift,apple/swift,Jnosh/swift,tjw/swift,gmilos/swift,xwu/swift,hooman/swift,brentdax/swift,deyton/swift,shajrawi/swift,roambotics/swift,benlangmuir/swift,shahmishal/swift,arvedviehweger/swift,tinysun212/swift-windows,harlanhaskins/swift,brentdax/swift,swiftix/swift,jopamer/swift,johnno1962d/swift,ben-ng/swift,nathawes/swift,johnno1962d/swift,rudkx/swift,airspeedswift/swift,JaSpa/swift,ben-ng/swift,frootloops/swift,nathawes/swift,dreamsxin/swift,dduan/swift,swiftix/swift,brentdax/swift,russbishop/swift,zisko/swift,shahmishal/swift,aschwaighofer/swift,ben-ng/swift,return/swift,amraboelela/swift,xwu/swift,IngmarStein/swift,ben-ng/swift,alblue/swift,IngmarStein/swift,codestergit/swift,airspeedswift/swift,atrick/swift,jckarter/swift,swiftix/swift,therealbnut/swift,JGiola/swift,stephentyrone/swift,shajrawi/swift,dduan/swift,tinysun212/swift-windows,xwu/swift,KrishMunot/swift,manavgabhawala/swift,milseman/swift,milseman/swift,Jnosh/swift,dduan/swift,manavgabhawala/swift,jopamer/swift,practicalswift/swift,ken0nek/swift,roambotics/swift,russbishop/swift,russbishop/swift,gregomni/swift,SwiftAndroid/swift,russbishop/swift,lorentey/swift,ahoppen/swift,tkremenek/swift,deyton/swift,frootloops/swift,karwa/swift,shahmishal/swift,kstaring/swift,arvedviehweger/swift,xedin/swift,IngmarStein/swift,ken0nek/swift,rudkx/swift,gottesmm/swift,modocache/swift,harlanhaskins/swift,airspeedswift/swift,devincoughlin/swift,huonw/swift,swiftix/swift,benlangmuir/swift,calebd/swift,tinysun212/swift-windows,gregomni/swift,alblue/swift,xedin/swift,allevato/swift,rudkx/swift,jmgc/swift,atrick/swift,codestergit/swift,nathawes/swift,xedin/swift,KrishMunot/swift,parkera/swift,jckarter/swift,parkera/swift,jckarter/swift,alblue/swift,apple/swift,Jnosh/swift,stephentyrone/swift,glessard/swift,kperryua/swift,frootloops/swift,shahmishal/swift,jckarter/swift,tkremenek/swift,airspeedswift/swift,aschwaighofer/swift,tinysun212/swift-windows,ken0nek/swift,tinysun212/swift-windows,nathawes/swift,manavgabhawala/swift,stephentyrone/swift,lorentey/swift,sschiau/swift,CodaFi/swift,arvedviehweger/swift,IngmarStein/swift,frootloops/swift,bitjammer/swift,djwbrown/swift,codestergit/swift,modocache/swift,hooman/swift,frootloops/swift,tkremenek/swift,roambotics/swift,austinzheng/swift,alblue/swift,amraboelela/swift,shahmishal/swift,apple/swift,aschwaighofer/swift,austinzheng/swift,return/swift,OscarSwanros/swift,karwa/swift,jmgc/swift,OscarSwanros/swift,Jnosh/swift,bitjammer/swift,shahmishal/swift,glessard/swift,sschiau/swift,SwiftAndroid/swift,devincoughlin/swift,CodaFi/swift,johnno1962d/swift,JGiola/swift,bitjammer/swift,tjw/swift,gmilos/swift,manavgabhawala/swift,karwa/swift,jckarter/swift,tinysun212/swift-windows,CodaFi/swift,parkera/swift,IngmarStein/swift,alblue/swift,return/swift,bitjammer/swift,gmilos/swift,alblue/swift,harlanhaskins/swift,benlangmuir/swift,therealbnut/swift,JaSpa/swift,danielmartin/swift,deyton/swift,OscarSwanros/swift,karwa/swift,djwbrown/swift,shajrawi/swift,practicalswift/swift,CodaFi/swift,zisko/swift,hooman/swift,hughbe/swift,xwu/swift,gribozavr/swift,ken0nek/swift,practicalswift/swift,felix91gr/swift,ken0nek/swift,felix91gr/swift,jmgc/swift,xwu/swift,glessard/swift,uasys/swift,milseman/swift,tjw/swift,manavgabhawala/swift,dduan/swift,JGiola/swift,tardieu/swift,nathawes/swift,JGiola/swift,codestergit/swift,jmgc/swift,felix91gr/swift,ben-ng/swift,dreamsxin/swift,gregomni/swift,Jnosh/swift,calebd/swift,return/swift,SwiftAndroid/swift,deyton/swift,calebd/swift,gottesmm/swift,airspeedswift/swift,gottesmm/swift,IngmarStein/swift,deyton/swift,modocache/swift,shajrawi/swift,SwiftAndroid/swift,austinzheng/swift,OscarSwanros/swift,kperryua/swift,kstaring/swift,Jnosh/swift,jmgc/swift,austinzheng/swift,jtbandes/swift,huonw/swift,ahoppen/swift,milseman/swift,benlangmuir/swift,kperryua/swift,aschwaighofer/swift,allevato/swift,johnno1962d/swift,austinzheng/swift,frootloops/swift,xedin/swift,therealbnut/swift,tkremenek/swift,allevato/swift,amraboelela/swift,modocache/swift,shajrawi/swift,aschwaighofer/swift,harlanhaskins/swift,therealbnut/swift,natecook1000/swift,natecook1000/swift,return/swift,xedin/swift,karwa/swift,uasys/swift,natecook1000/swift,gregomni/swift,shahmishal/swift,danielmartin/swift,tjw/swift,jopamer/swift,allevato/swift,OscarSwanros/swift,JaSpa/swift,bitjammer/swift,tardieu/swift,kstaring/swift,russbishop/swift,swiftix/swift,glessard/swift,roambotics/swift,devincoughlin/swift,xwu/swift,lorentey/swift,hughbe/swift,KrishMunot/swift,karwa/swift,roambotics/swift,johnno1962d/swift,gribozavr/swift,practicalswift/swift,deyton/swift,KrishMunot/swift,xedin/swift,sschiau/swift,kstaring/swift,allevato/swift,arvedviehweger/swift,ben-ng/swift,shajrawi/swift,practicalswift/swift,xwu/swift,xedin/swift,kperryua/swift,russbishop/swift,hughbe/swift,return/swift,allevato/swift,jtbandes/swift,JGiola/swift,johnno1962d/swift,hughbe/swift,KrishMunot/swift,ahoppen/swift,hughbe/swift,swiftix/swift,lorentey/swift,djwbrown/swift,kstaring/swift,bitjammer/swift,parkera/swift,deyton/swift,apple/swift,gmilos/swift,huonw/swift,CodaFi/swift,zisko/swift,gottesmm/swift,lorentey/swift,natecook1000/swift,tjw/swift,harlanhaskins/swift,amraboelela/swift,jmgc/swift,practicalswift/swift,SwiftAndroid/swift,parkera/swift,KrishMunot/swift,natecook1000/swift,sschiau/swift,return/swift,ahoppen/swift,airspeedswift/swift,huonw/swift,hooman/swift,IngmarStein/swift,tjw/swift,djwbrown/swift,KrishMunot/swift,atrick/swift,benlangmuir/swift,tardieu/swift,milseman/swift,jtbandes/swift,lorentey/swift,gottesmm/swift,kperryua/swift,xedin/swift,danielmartin/swift,sschiau/swift,natecook1000/swift,kstaring/swift,parkera/swift,karwa/swift,zisko/swift,aschwaighofer/swift,manavgabhawala/swift,karwa/swift,JaSpa/swift,devincoughlin/swift,gribozavr/swift,jmgc/swift,parkera/swift,apple/swift,rudkx/swift,CodaFi/swift,swiftix/swift,jopamer/swift,kstaring/swift,brentdax/swift,hooman/swift,uasys/swift,ben-ng/swift,djwbrown/swift,SwiftAndroid/swift,tardieu/swift,uasys/swift,tardieu/swift,sschiau/swift,jckarter/swift,codestergit/swift,gmilos/swift,gribozavr/swift,therealbnut/swift,hughbe/swift,JGiola/swift,calebd/swift,SwiftAndroid/swift,Jnosh/swift,jopamer/swift,djwbrown/swift,therealbnut/swift,tkremenek/swift,ken0nek/swift,uasys/swift,austinzheng/swift,jtbandes/swift,milseman/swift,rudkx/swift,calebd/swift,jtbandes/swift,gregomni/swift,jtbandes/swift,sschiau/swift,amraboelela/swift,arvedviehweger/swift,danielmartin/swift,practicalswift/swift,dduan/swift,hooman/swift,apple/swift,gmilos/swift,amraboelela/swift,stephentyrone/swift,gmilos/swift,arvedviehweger/swift,felix91gr/swift,danielmartin/swift,atrick/swift,zisko/swift,ahoppen/swift,glessard/swift,CodaFi/swift,hooman/swift,OscarSwanros/swift,uasys/swift,gregomni/swift,stephentyrone/swift,lorentey/swift,natecook1000/swift,gribozavr/swift,huonw/swift,devincoughlin/swift,shahmishal/swift,codestergit/swift,rudkx/swift,sschiau/swift,milseman/swift,jtbandes/swift,jckarter/swift,johnno1962d/swift,gribozavr/swift,ahoppen/swift,JaSpa/swift,russbishop/swift,stephentyrone/swift,austinzheng/swift,devincoughlin/swift,uasys/swift,calebd/swift,parkera/swift,kperryua/swift,jopamer/swift,atrick/swift,huonw/swift,tkremenek/swift,danielmartin/swift,gottesmm/swift,jopamer/swift,kperryua/swift,gribozavr/swift,practicalswift/swift,modocache/swift,tardieu/swift,therealbnut/swift,modocache/swift,tjw/swift,calebd/swift,bitjammer/swift,airspeedswift/swift,brentdax/swift,nathawes/swift,tinysun212/swift-windows,gribozavr/swift,lorentey/swift,djwbrown/swift,OscarSwanros/swift,felix91gr/swift,allevato/swift,JaSpa/swift,devincoughlin/swift,stephentyrone/swift,tkremenek/swift,arvedviehweger/swift,devincoughlin/swift,brentdax/swift,tardieu/swift,benlangmuir/swift,atrick/swift,frootloops/swift,manavgabhawala/swift,harlanhaskins/swift,felix91gr/swift,hughbe/swift,harlanhaskins/swift,ken0nek/swift,alblue/swift,nathawes/swift,modocache/swift,huonw/swift,dduan/swift,danielmartin/swift,JaSpa/swift,dduan/swift,roambotics/swift,shajrawi/swift,shajrawi/swift,glessard/swift,zisko/swift