[MLIR][GPU] Update GPUToROCDL to account for ControlFlow dialect

[krzysz00]

Summary

The conversion to the new ControlFlow dialect didn't change the
GPUToROCDL pass - this commit fixes this issue.

mlir/lib/Conversion/GPUToROCDL/LowerGpuOpsToROCDLOps.cpp

 //===- LowerGpuOpsToROCDLOps.cpp - MLIR GPU to ROCDL lowering passes ------===//
 //
 // 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
 //
 //===----------------------------------------------------------------------===//
 //
 // This file implements a pass to generate ROCDLIR operations for higher-level
 // GPU operations.
 //
 //===----------------------------------------------------------------------===//
 
+#include "mlir/Conversion/ControlFlowToLLVM/ControlFlowToLLVM.h"
 #include "mlir/Conversion/GPUToROCDL/GPUToROCDLPass.h"
 
 #include "mlir/Conversion/ArithmeticToLLVM/ArithmeticToLLVM.h"
 #include "mlir/Conversion/LLVMCommon/ConversionTarget.h"
 #include "mlir/Conversion/LLVMCommon/LoweringOptions.h"
 #include "mlir/Conversion/LLVMCommon/TypeConverter.h"
 #include "mlir/Conversion/MemRefToLLVM/MemRefToLLVM.h"
 #include "mlir/Conversion/StandardToLLVM/ConvertStandardToLLVM.h"
void runOnOperation() override {
 
     populateGpuRewritePatterns(patterns);
     (void)applyPatternsAndFoldGreedily(m, std::move(patterns));
 
     mlir::arith::populateArithmeticToLLVMConversionPatterns(converter,
                                                             llvmPatterns);
     populateVectorToLLVMConversionPatterns(converter, llvmPatterns);
     populateVectorToROCDLConversionPatterns(converter, llvmPatterns);
+    cf::populateControlFlowToLLVMConversionPatterns(converter, llvmPatterns);
     populateStdToLLVMConversionPatterns(converter, llvmPatterns);
     populateMemRefToLLVMConversionPatterns(converter, llvmPatterns);
     populateGpuToROCDLConversionPatterns(converter, llvmPatterns, runtime);
     LLVMConversionTarget target(getContext());
     configureGpuToROCDLConversionLegality(target);
     if (failed(applyPartialConversion(m, target, std::move(llvmPatterns))))
       signalPassFailure();
   }