message: Remove warnings about channel_count() deprecation
diff: @@ -264,7 +264,7 @@ where
  #[inline(always)]
  fn next(&mut self) -> Option<Pixels<'a, P>> {
  self.chunks.next().map(|row| Pixels {
  - chunks: row.chunks(<P as Pixel>::channel_count() as usize),
  + chunks: row.chunks(<P as Pixel>::CHANNEL_COUNT as usize),
  })
  }
  }
  @@ -285,7 +285,7 @@ where
  #[inline(always)]
  fn next_back(&mut self) -> Option<Pixels<'a, P>> {
  self.chunks.next_back().map(|row| Pixels {
  - chunks: row.chunks(<P as Pixel>::channel_count() as usize),
  + chunks: row.chunks(<P as Pixel>::CHANNEL_COUNT as usize),
  })
  }
  }
  @@ -307,7 +307,7 @@ where
  #[inline(always)]
  fn next(&mut self) -> Option<PixelsMut<'a, P>> {
  self.chunks.next().map(|row| PixelsMut {
  - chunks: row.chunks_mut(<P as Pixel>::channel_count() as usize),
  + chunks: row.chunks_mut(<P as Pixel>::CHANNEL_COUNT as usize),
  })
  }
  }
  @@ -328,7 +328,7 @@ where
  #[inline(always)]
  fn next_back(&mut self) -> Option<PixelsMut<'a, P>> {
  self.chunks.next_back().map(|row| PixelsMut {
  - chunks: row.chunks_mut(<P as Pixel>::channel_count() as usize),
  + chunks: row.chunks_mut(<P as Pixel>::CHANNEL_COUNT as usize),
  })
  }
  }
  @@ -564,7 +564,7 @@ where
  Rows {
  chunks: self
  .data
  - .chunks(<P as Pixel>::channel_count() as usize * self.width as usize),
  + .chunks(<P as Pixel>::CHANNEL_COUNT as usize * self.width as usize),
  }
  }
  @@ -693,7 +693,7 @@ where
  RowsMut {
  chunks: self
  .data
  - .chunks_mut(<P as Pixel>::channel_count() as usize * self.width as usize),
  + .chunks_mut(<P as Pixel>::CHANNEL_COUNT as usize * self.width as usize),
  }
  }
  