!fixup fix formatting

Author: fhahn

llvm/lib/Transforms/Vectorize/VPlan.cpp

@@ -26,7 +26,6 @@
 #include "VPlanUtils.h"
 #include "llvm/ADT/PostOrderIterator.h"
 #include "llvm/ADT/STLExtras.h"
-#include "llvm/Transforms/Vectorize/LoopVectorizationLegality.h"
 #include "llvm/ADT/SmallVector.h"
 #include "llvm/ADT/StringExtras.h"
 #include "llvm/ADT/Twine.h"