[Gardening] Strip -verify out of a test that doesn't need it

Author: CodaFi

validation-test/Sema/type_checker_crashers_fixed/rdar27830834.swift

@@ -1,4 +1,4 @@
-// RUN: %target-swift-frontend %s -typecheck -verify
+// RUN: %target-swift-frontend %s -typecheck
 
 var d = [String:String]()
 _ = "\(d.map{ [$0 : $0] })"