Actually remove the include that r93974 made unnecessary.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@93975 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Basic/Targets.cpp

@@ -18,7 +18,6 @@
 #include "clang/Basic/LangOptions.h"
 #include "clang/Basic/TargetBuiltins.h"
 #include "clang/Basic/TargetOptions.h"
-#include "clang/Frontend/Utils.h"
 #include "llvm/ADT/APFloat.h"
 #include "llvm/ADT/OwningPtr.h"
 #include "llvm/ADT/STLExtras.h"