Update include/swift/AST/Decl.h
Update include/swift/AST/Decl.h

Co-authored-by: Becca Royal-Gordon <b80414e3201ab32e23789b79a17fa41036878364@apple.com>
JGiola/swift,apple/swift,gregomni/swift,glessard/swift,roambotics/swift,benlangmuir/swift,rudkx/swift,roambotics/swift,atrick/swift,JGiola/swift,benlangmuir/swift,JGiola/swift,apple/swift,rudkx/swift,apple/swift,rudkx/swift,atrick/swift,benlangmuir/swift,gregomni/swift,benlangmuir/swift,JGiola/swift,roambotics/swift,glessard/swift,glessard/swift,ahoppen/swift,atrick/swift,gregomni/swift,glessard/swift,benlangmuir/swift,atrick/swift,gregomni/swift,ahoppen/swift,rudkx/swift,JGiola/swift,roambotics/swift,apple/swift,atrick/swift,glessard/swift,atrick/swift,ahoppen/swift,ahoppen/swift,ahoppen/swift,gregomni/swift,apple/swift,rudkx/swift,rudkx/swift,roambotics/swift,gregomni/swift,roambotics/swift,benlangmuir/swift,apple/swift,JGiola/swift,ahoppen/swift,glessard/swift