Merge pull request #205 from ktopley-apple/dispatch-corelibs-async-fixit

Correct the Xcode fixits for dispatch_async() and dispatch_group_async()
diff --git a/src/swift/Private.swift b/src/swift/Private.swift
index 8161416..3861b77 100644
--- a/src/swift/Private.swift
+++ b/src/swift/Private.swift
@@ -110,7 +110,7 @@
 	fatalError()
 }
 
-@available(*, unavailable, renamed:"DispatchQueue.asynchronously(self:group:qos:flags:execute:)")
+@available(*, unavailable, renamed:"DispatchQueue.async(self:group:qos:flags:execute:)")
 public func dispatch_group_async(_ group: DispatchGroup, _ queue: DispatchQueue, _ block: @escaping () -> Void)
 {
 	fatalError()
@@ -146,7 +146,7 @@
 	fatalError()
 }
 
-@available(*, unavailable, renamed:"DispatchQueue.asynchronously(self:execute:)")
+@available(*, unavailable, renamed:"DispatchQueue.async(self:execute:)")
 public func dispatch_async(_ queue: DispatchQueue, _ block: @escaping () -> Void)
 {
 	fatalError()