fix typo in ASTWalker
fix typo in ASTWalker

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