Add typec CID event for notification

Add typec CID event for notification between modules
who need to be notified.

Change-Id: If07c5c0d34ea9dcd3ca79075b6bff86852e562a5
Signed-off-by: Yonghua Yan <yanyh2@motorola.com>
Reviewed-on: https://gerrit.mot.com/2674695
SME-Granted: SME Approvals Granted
SLTApproved: Slta Waiver
Tested-by: Jira Key
Reviewed-by: Guobin Zhang <zhanggb@motorola.com>
Submit-Approved: Jira Key

include/linux/mmi_relay.h

@@ -9,6 +9,7 @@
 enum {
 	NOTIFY_EVENT_LPD_STATUS = 1,
 	NOTIFY_EVENT_TUD_STATUS = 2,
+	NOTIFY_EVENT_CID_STATUS = 3,
 };
 
 typedef enum notifier_type {