Remove unused header file in VectorTransformOps.h

[yijia1212]

Summary

Remove unused header file in VectorTransformOps.h

mlir/include/mlir/Dialect/Vector/TransformOps/VectorTransformOps.h

 //===- VectorTransformOps.h - Vector transform ops --------------*- C++ -*-===//
 //
 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
 // See https://llvm.org/LICENSE.txt for license information.
 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 //
 //===----------------------------------------------------------------------===//
 
 #ifndef MLIR_DIALECT_VECTOR_TRANSFORMOPS_VECTORTRANSFORMOPS_H
 #define MLIR_DIALECT_VECTOR_TRANSFORMOPS_VECTORTRANSFORMOPS_H
 
-#include "mlir/Dialect/PDL/IR/PDLTypes.h"
 #include "mlir/Dialect/Transform/IR/TransformInterfaces.h"
 #include "mlir/Dialect/Vector/Transforms/VectorRewritePatterns.h"
 #include "mlir/Dialect/Vector/Transforms/VectorTransforms.h"
 #include "mlir/IR/OpImplementation.h"
 
 namespace mlir {
 namespace vector {
 class VectorOp;