message: Fix lit-tests/intrinsic_matrix.ispc to run on 3 different targets
diff: -//; RUN: %{ispc} %s --target=host --enable-llvm-intrinsics
  +//; RUN: %{ispc} %s --target=sse4-i32x4 --enable-llvm-intrinsics
  +//; RUN: %{ispc} %s --target=avx2-i32x8 --enable-llvm-intrinsics
  +//; RUN: %{ispc} %s --target=avx512skx-i32x16 --enable-llvm-intrinsics
  // REQUIRES: X86_ENABLED
  #if TARGET_WIDTH == 4
  const uniform int row = 2;
  const uniform int column = 2;
  - transpose = @llvm.matrix.transpose.v8f32.i32.i32(matrix, row, column);
  + float transpose = @llvm.matrix.transpose.v8f32.i32.i32(matrix, row, column);
  #elif TARGET_WIDTH == 8
  const uniform int row = 2;
  const uniform int column = 4;
  