dmaengine: iop-adma: clean up an indentation issue

There is a statement that is indented too deeply, remove
the extraneous indentation.
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Link: https://lore.kernel.org/r/20191112191143.282814-1-colin.king@canonical.comSigned-off-by: Vinod Koul <vkoul@kernel.org>

drivers/dma/iop-adma.c

@@ -173,7 +173,7 @@ static void __iop_adma_slot_cleanup(struct iop_adma_chan *iop_chan)
 					&iop_chan->chain, chain_node) {
 					zero_sum_result |=
 					    iop_desc_get_zero_result(grp_iter);
-					    pr_debug("\titer%d result: %d\n",
+					pr_debug("\titer%d result: %d\n",
 					    grp_iter->idx, zero_sum_result);
 					slot_cnt -= slots_per_op;
 					if (slot_cnt == 0)