clean up

Author: joaosaffran

llvm/lib/MC/DXContainerRootSignature.cpp

@@ -8,7 +8,6 @@
 
 #include "llvm/MC/DXContainerRootSignature.h"
 #include "llvm/Support/EndianStream.h"
-#include <cstdint>
 
 using namespace llvm;
 using namespace llvm::mcdxbc;