dmaengine: pl08x: Suppress spaces in indentation

Removed checkpatch reported spaces in indentation:
ERROR: code indent should use tabs where possible
+^I         PL080_CONFIG_TC_IRQ_MASK);$

Signed-off-by: Leonardo Carreras <leocarreras89@gmail.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
diff --git a/drivers/dma/amba-pl08x.c b/drivers/dma/amba-pl08x.c
index 49d396e..5de3cf4 100644
--- a/drivers/dma/amba-pl08x.c
+++ b/drivers/dma/amba-pl08x.c
@@ -474,7 +474,7 @@
 	u32 val = readl(ch->reg_config);
 
 	val &= ~(PL080_CONFIG_ENABLE | PL080_CONFIG_ERR_IRQ_MASK |
-	         PL080_CONFIG_TC_IRQ_MASK);
+		 PL080_CONFIG_TC_IRQ_MASK);
 
 	writel(val, ch->reg_config);