message: lite: perform std::floor before cast float to int
  This won't change the resulted value, but to have same
  code style in the context and reference_ops.
diff: @@ -5395,7 +5395,7 @@ inline void ResizeBilinearGenericSmallChannel(
  int32 y1 = std::min(y0 + 1, input_height - 1);
  for (int x = 0; x < output_width; ++x) {
  float input_x = x * width_scale;
  - int32 x0 = static_cast<int32>(input_x);
  + int32 x0 = static_cast<int32>(std::floor((input_x)));
  int32 x1 = std::min(x0 + 1, input_width - 1);
  int32 input_offset[4] = {Offset(input_shape, b, y0, x0, 0),
  