Fix checkpatch error:

  ERROR: trailing statements should be on next line
  #85: FILE: spi-jcore.c:85:
  +	if (speed == hw->speed_hz) return;
Signed-off-by: Jay Fang <f.fangjian@huawei.com>
Link: https://lore.kernel.org/r/1616566602-13894-9-git-send-email-f.fangjian@huawei.comSigned-off-by: Mark Brown <broonie@kernel.org>