message: Update depthwise_conv.h
diff: @@ -92,7 +92,7 @@ inline void DepthwiseConvPerChannel(
  // [-128, 127]), which is [-32512, 32512]. log2(32512)
  // = 14.98, which means we can accumulate at least 2^16
  // multiplications without overflow. The accumulator is
  - // applied to a filter so the accumation logic will hold as
  + // applied to a filter so the accumulation logic will hold as
  // long as the filter size (filter_y * filter_x * in_channel)
  // does not exceed 2^16, which is the case in all the models
  // we have seen so far.
  