New channel ID for Ymobile customization

Changes:
- ro.carrier=ymobile
- channelId=216 (decimal)

Change-Id: I9c2b6a66f0bbdb9f13ed99b2f8caf9ae2f8e77e1
Signed-off-by: ZhengYongdong <zhengyd2@lenovo.com>
Reviewed-on: https://gerrit.mot.com/2411927
SME-Granted: SME Approvals Granted
SLTApproved: Slta Waiver
Tested-by: Jira Key
Reviewed-by: Kunpeng Chen <chenkp1@motorola.com>
Reviewed-by: Tarciano Facco Pegoraro <tarciano@motorola.com>
Reviewed-by: Tao Sun <suntao2@motorola.com>
Submit-Approved: Jira Key

qcom/carrier-channel-ids.dtsi

@@ -230,7 +230,7 @@
 		"optus",	/* 213 */
 		"retkr",	/* 214 */
 		"retjio",	/* 215 */
-		"undefined",	/* 216 */
+		"ymobile",	/* 216 */
 		"undefined",	/* 217 */
 		"undefined",	/* 218 */
 		"undefined",	/* 219 */