extcon: Restructure multi-line comments to follow codingstyle

Aligning all block comments in extcon subsystem as per linux coding style.
Found using checkpatch.pl script.

Signed-off-by: Srikant Ritolia <s.ritolia@samsung.com>
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
diff --git a/drivers/extcon/extcon-sm5502.c b/drivers/extcon/extcon-sm5502.c
index b223256..106ef029 100644
--- a/drivers/extcon/extcon-sm5502.c
+++ b/drivers/extcon/extcon-sm5502.c
@@ -135,8 +135,10 @@ enum sm5502_muic_acc_type {
 	SM5502_MUIC_ADC_AUDIO_TYPE1,
 	SM5502_MUIC_ADC_OPEN = 0x1f,
 
-	/* The below accessories have same ADC value (0x1f or 0x1e).
-	   So, Device type1 is used to separate specific accessory. */
+	/*
+	 * The below accessories have same ADC value (0x1f or 0x1e).
+	 * So, Device type1 is used to separate specific accessory.
+	 */
 							/* |---------|--ADC| */
 							/* |    [7:5]|[4:0]| */
 	SM5502_MUIC_ADC_AUDIO_TYPE1_FULL_REMOTE = 0x3e,	/* |      001|11110| */