extcon: max8997: Fix checkpatch warning

Fixes the following warning:
WARNING: space prohibited before semicolon

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
diff --git a/drivers/extcon/extcon-max8997.c b/drivers/extcon/extcon-max8997.c
index 67d6738..e55ec38 100644
--- a/drivers/extcon/extcon-max8997.c
+++ b/drivers/extcon/extcon-max8997.c
@@ -537,7 +537,7 @@
 
 	mutex_lock(&info->mutex);
 
-	for (i = 0 ; i < ARRAY_SIZE(muic_irqs) ; i++)
+	for (i = 0; i < ARRAY_SIZE(muic_irqs); i++)
 		if (info->irq == muic_irqs[i].virq)
 			irq_type = muic_irqs[i].irq;