SwiftBuildSupport.py: fix typo in error message
SwiftBuildSupport.py: fix typo in error message

Swift SVN r24153

gmilos/swift,IngmarStein/swift,russbishop/swift,rudkx/swift,swiftix/swift.old,LeoShimonaka/swift,calebd/swift,CodaFi/swift,uasys/swift,IngmarStein/swift,natecook1000/swift,kentya6/swift,huonw/swift,zisko/swift,hooman/swift,jopamer/swift,SwiftAndroid/swift,khizkhiz/swift,brentdax/swift,jopamer/swift,calebd/swift,gmilos/swift,frootloops/swift,jckarter/swift,shajrawi/swift,ben-ng/swift,danielmartin/swift,amraboelela/swift,therealbnut/swift,kperryua/swift,allevato/swift,LeoShimonaka/swift,amraboelela/swift,therealbnut/swift,IngmarStein/swift,shahmishal/swift,gribozavr/swift,OscarSwanros/swift,jmgc/swift,tkremenek/swift,roambotics/swift,uasys/swift,milseman/swift,alblue/swift,bitjammer/swift,sschiau/swift,sschiau/swift,emilstahl/swift,apple/swift,swiftix/swift,cbrentharris/swift,mightydeveloper/swift,jopamer/swift,gregomni/swift,parkera/swift,tinysun212/swift-windows,djwbrown/swift,felix91gr/swift,sschiau/swift,Ivacker/swift,gribozavr/swift,practicalswift/swift,OscarSwanros/swift,rudkx/swift,OscarSwanros/swift,kusl/swift,parkera/swift,mightydeveloper/swift,ken0nek/swift,OscarSwanros/swift,ken0nek/swift,JGiola/swift,aschwaighofer/swift,danielmartin/swift,SwiftAndroid/swift,natecook1000/swift,parkera/swift,amraboelela/swift,kperryua/swift,return/swift,MukeshKumarS/Swift,slavapestov/swift,sschiau/swift,brentdax/swift,khizkhiz/swift,stephentyrone/swift,kperryua/swift,ken0nek/swift,devincoughlin/swift,ken0nek/swift,kperryua/swift,atrick/swift,return/swift,sdulal/swift,kusl/swift,mightydeveloper/swift,gribozavr/swift,MukeshKumarS/Swift,austinzheng/swift,khizkhiz/swift,modocache/swift,arvedviehweger/swift,kusl/swift,practicalswift/swift,stephentyrone/swift,MukeshKumarS/Swift,hooman/swift,shahmishal/swift,MukeshKumarS/Swift,stephentyrone/swift,austinzheng/swift,practicalswift/swift,ben-ng/swift,modocache/swift,cbrentharris/swift,shajrawi/swift,jckarter/swift,hughbe/swift,codestergit/swift,huonw/swift,huonw/swift,jopamer/swift,gmilos/swift,tardieu/swift,atrick/swift,bitjammer/swift,kentya6/swift,manavgabhawala/swift,manavgabhawala/swift,parkera/swift,harlanhaskins/swift,russbishop/swift,lorentey/swift,JaSpa/swift,djwbrown/swift,shahmishal/swift,brentdax/swift,codestergit/swift,gmilos/swift,KrishMunot/swift,swiftix/swift,SwiftAndroid/swift,kstaring/swift,aschwaighofer/swift,bitjammer/swift,sschiau/swift,zisko/swift,apple/swift,stephentyrone/swift,shahmishal/swift,xwu/swift,calebd/swift,karwa/swift,KrishMunot/swift,KrishMunot/swift,milseman/swift,Ivacker/swift,JaSpa/swift,CodaFi/swift,hooman/swift,arvedviehweger/swift,natecook1000/swift,CodaFi/swift,KrishMunot/swift,russbishop/swift,allevato/swift,codestergit/swift,harlanhaskins/swift,hooman/swift,JGiola/swift,CodaFi/swift,frootloops/swift,huonw/swift,milseman/swift,return/swift,calebd/swift,therealbnut/swift,kperryua/swift,emilstahl/swift,sdulal/swift,benlangmuir/swift,lorentey/swift,sdulal/swift,slavapestov/swift,gmilos/swift,Jnosh/swift,Ivacker/swift,jtbandes/swift,manavgabhawala/swift,gregomni/swift,tkremenek/swift,ken0nek/swift,sschiau/swift,johnno1962d/swift,natecook1000/swift,swiftix/swift,JaSpa/swift,JaSpa/swift,adrfer/swift,khizkhiz/swift,tardieu/swift,zisko/swift,sdulal/swift,brentdax/swift,harlanhaskins/swift,djwbrown/swift,devincoughlin/swift,airspeedswift/swift,harlanhaskins/swift,sdulal/swift,emilstahl/swift,lorentey/swift,IngmarStein/swift,sschiau/swift,zisko/swift,tardieu/swift,tjw/swift,devincoughlin/swift,kstaring/swift,gribozavr/swift,modocache/swift,danielmartin/swift,mightydeveloper/swift,jckarter/swift,jmgc/swift,deyton/swift,manavgabhawala/swift,return/swift,austinzheng/swift,return/swift,uasys/swift,alblue/swift,karwa/swift,gottesmm/swift,arvedviehweger/swift,karwa/swift,brentdax/swift,djwbrown/swift,amraboelela/swift,therealbnut/swift,johnno1962d/swift,hughbe/swift,frootloops/swift,uasys/swift,benlangmuir/swift,therealbnut/swift,JGiola/swift,shajrawi/swift,xedin/swift,gottesmm/swift,slavapestov/swift,gottesmm/swift,tjw/swift,xwu/swift,uasys/swift,calebd/swift,ahoppen/swift,LeoShimonaka/swift,swiftix/swift.old,allevato/swift,nathawes/swift,alblue/swift,tardieu/swift,IngmarStein/swift,tinysun212/swift-windows,cbrentharris/swift,tjw/swift,benlangmuir/swift,OscarSwanros/swift,huonw/swift,djwbrown/swift,atrick/swift,lorentey/swift,calebd/swift,adrfer/swift,JaSpa/swift,KrishMunot/swift,allevato/swift,tjw/swift,parkera/swift,airspeedswift/swift,bitjammer/swift,atrick/swift,harlanhaskins/swift,shahmishal/swift,parkera/swift,codestergit/swift,cbrentharris/swift,xwu/swift,Ivacker/swift,arvedviehweger/swift,swiftix/swift,Ivacker/swift,jmgc/swift,gmilos/swift,mightydeveloper/swift,SwiftAndroid/swift,kentya6/swift,khizkhiz/swift,tjw/swift,deyton/swift,hughbe/swift,airspeedswift/swift,xwu/swift,shajrawi/swift,frootloops/swift,roambotics/swift,bitjammer/swift,felix91gr/swift,lorentey/swift,Ivacker/swift,JGiola/swift,shajrawi/swift,glessard/swift,airspeedswift/swift,jckarter/swift,deyton/swift,frootloops/swift,ahoppen/swift,kentya6/swift,gribozavr/swift,adrfer/swi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