unecessary include

Author: eronnen

lldb/tools/lldb-dap/Handler/RequestHandler.h

@@ -16,7 +16,6 @@
 #include "Protocol/ProtocolRequests.h"
 #include "Protocol/ProtocolTypes.h"
 #include "llvm/ADT/DenseSet.h"
-#include "llvm/ADT/SmallVector.h"
 #include "llvm/ADT/StringRef.h"
 #include "llvm/Support/Error.h"
 #include "llvm/Support/JSON.h"