ab8500-charger: We print an unintended error message

There is a missing break statement here, so we print an error message that
the USB type is invalid.  The original code still works fine though except
for the error message.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Anton Vorontsov <anton@enomsg.org>
diff --git a/drivers/power/ab8500_charger.c b/drivers/power/ab8500_charger.c
index f098fda..a4c4a10 100644
--- a/drivers/power/ab8500_charger.c
+++ b/drivers/power/ab8500_charger.c
@@ -774,6 +774,7 @@
 		di->max_usb_in_curr.usb_type_max = USB_CH_IP_CUR_LVL_0P5;
 		dev_dbg(di->dev, "USB Type - 0x%02x MaxCurr: %d", link_status,
 				di->max_usb_in_curr.usb_type_max);
+		break;
 	case USB_STAT_NOT_VALID_LINK:
 		dev_err(di->dev, "USB Type invalid - try charging anyway\n");
 		di->max_usb_in_curr.usb_type_max = USB_CH_IP_CUR_LVL_0P5;