spi: reorder spi_message struct member doc comments

The members of `struct spi_message` were reordered in commit
ae2ade4b ("spi: Reorder fields in 'struct spi_message'")
but the documentation comments were not updated to match.

This commit updates the comments to match the new order.
Signed-off-by: David Lechner <dlechner@baylibre.com>
Link: https://msgid.link/r/20240131170732.1665105-1-dlechner@baylibre.comSigned-off-by: Mark Brown <broonie@kernel.org>

include/linux/spi/spi.h

@@ -1113,16 +1113,16 @@ struct spi_transfer {
  * @spi: SPI device to which the transaction is queued
  * @is_dma_mapped: if true, the caller provided both DMA and CPU virtual
  *	addresses for each transfer buffer
+ * @prepared: spi_prepare_message was called for the this message
+ * @status: zero for success, else negative errno
  * @complete: called to report transaction completions
  * @context: the argument to complete() when it's called
  * @frame_length: the total number of bytes in the message
  * @actual_length: the total number of bytes that were transferred in all
  *	successful segments
- * @status: zero for success, else negative errno
  * @queue: for use by whichever driver currently owns the message
  * @state: for use by whichever driver currently owns the message
  * @resources: for resource management when the SPI message is processed
- * @prepared: spi_prepare_message was called for the this message
  *
  * A @spi_message is used to execute an atomic sequence of data transfers,
  * each represented by a struct spi_transfer.  The sequence is "atomic"