rhode: DTS:Modify the lcd driver for rhode.

Modify the lcd driver for rhode:
1.Modify the power-down to power-up times for VDDIO；

Change-Id: I13f639c23dff08e13bf9e468a45c91828b5aeda9
Signed-off-by: huaqin79 <huaqin79@motorola.com>
Reviewed-on: https://gerrit.mot.com/2174193
SME-Granted: SME Approvals Granted
SLTApproved: Slta Waiver
Tested-by: Jira Key
Reviewed-by: Hua Tan <tanhua1@motorola.com>
Reviewed-by: Xiangpo Zhao <zhaoxp3@motorola.com>
Submit-Approved: Jira Key

qcom/khaje-rhode-display.dtsi

@@ -48,7 +48,7 @@
 			qcom,supply-enable-load = <60700>;
 			qcom,supply-disable-load = <80>;
 		        qcom,supply-post-on-sleep = <2>;
-			qcom,supply-post-off-sleep = <0>;
+			qcom,supply-post-off-sleep = <30>;
 		};
 
 		qcom,panel-supply-entry@1 {