fix test

Author: grypp

mlir/test/Conversion/NVGPUToNVVM/nvgpu-to-nvvm.mlir

@@ -779,8 +779,7 @@ func.func @warpgroup_mma_store(
     %result2 : !nvgpu.warpgroup.accumulator< fragmented = vector<64x128xf32>>, 
     %matrixD: memref<128x128xf32,3>) {
 // CHECK: %[[S0:.+]] = builtin.unrealized_conversion_cast %[[arg0]] : !nvgpu.warpgroup.accumulator<fragmented = vector<64x128xf32>> to !llvm.struct<(f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32)>
-// CHECK: %[[DB:.+]] = builtin.unrealized_conversion_cast %[[arg1]] : !nvgpu.warpgroup.accumulator<fragmented = vector<64x128xf32>> to !llvm.struct<(f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32)>
-// CHECK: %[[DST:.+]] = builtin.unrealized_conversion_cast %[[arg2]] : 
+// CHECK: %[[S1:.+]] = builtin.unrealized_conversion_cast %[[arg1]] : !nvgpu.warpgroup.accumulator<fragmented = vector<64x128xf32>> to !llvm.struct<(f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32, f32)>
 // CHECK: %[[S2:.+]] = llvm.mlir.constant(4 : i32) : i32
 // CHECK: %[[S3:.+]] = llvm.mlir.constant(32 : i32) : i32
 // CHECK: %[[S4:.+]] = llvm.mlir.constant(8 : i32) : i32