message: Add `cmd_clear_attachments` wrapper for device
diff: @@ -563,6 +563,21 @@ pub trait DeviceV1_0 {
  );
  }
  + unsafe fn cmd_clear_attachments(
  + &self,
  + command_buffer: vk::CommandBuffer,
  + attachments: &[vk::ClearAttachment],
  + rects: &[vk::ClearRect],
  + ) {
  + self.fp_v1_0().cmd_clear_attachments(
  + command_buffer,
  + attachments.len() as vk::uint32_t,
  + attachments.as_ptr(),
  + rects.len() as vk::uint32_t,
  + rects.as_ptr(),
  + );
  + }
  +
  unsafe fn cmd_draw_indexed(
  &self,
  command_buffer: vk::CommandBuffer,
  