Revert "[GPUToXeVMPipeline][Pipeline] Modify pipeline to add convert-vector-to-llvm." (#169570)

Reverts #166204

There was a build issue due to a missing dependency.

Author: mshahneo

mlir/lib/Dialect/GPU/Pipelines/GPUToXeVMPipeline.cpp

@@ -111,11 +111,8 @@ void buildPostGPUCommonPassPipeline(
     pm.addPass(createGpuToLLVMConversionPass(gpuToLLVMOptions));
   }
   pm.addPass(createLowerAffinePass());
-  pm.addPass(createConvertVectorToLLVMPass());
   pm.addPass(createConvertToLLVMPass());
   pm.addPass(createReconcileUnrealizedCastsPass());
-  pm.addNestedPass<gpu::GPUModuleOp>(createCanonicalizerPass());
-  pm.addNestedPass<gpu::GPUModuleOp>(createCSEPass());
   // gpu-module-to-binary
   {
     GpuModuleToBinaryPassOptions gpuToModuleBinOptions;