spi: spi-topcliff-pch: Fix checkpatch spacing error

Fix checkpatch error:

  ERROR: space prohibited before that '++' (ctx:WxB)
  #1204: FILE: spi-topcliff-pch.c:1204:
  +			for (i = 0; i < cnt; i ++) {
 			                       ^

Signed-off-by: Jay Fang <f.fangjian@huawei.com>
Link: https://lore.kernel.org/r/1616566602-13894-2-git-send-email-f.fangjian@huawei.com


Signed-off-by: Mark Brown <broonie@kernel.org>