dts:Enable dual role interface support

MicroB USB interface product needs dual role interface
Enable it so the charging driver could report power role
data role change to the USB HAL

Change-Id: I78e8d047d0289ffa2e87f8564ef991a4b3c6d0cd
Signed-off-by: a17671 <a17671@motorola.com>
Reviewed-on: https://gerrit.mot.com/1534494
SLTApproved: Slta Waiver
SME-Granted: SME Approvals Granted
Tested-by: Jira Key
Reviewed-by: Wei Xu <xuwei9@lenovo.com>
Reviewed-by: Xiangpo Zhao <zhaoxp3@motorola.com>
Submit-Approved: Jira Key

qcom/bengal-guam-common-overlay.dtsi

@@ -234,6 +234,7 @@
         qcom,enable-charging-limit;
         qcom,upper-limit-capacity = <75>;
         qcom,lower-limit-capacity = <60>;
+        qcom,dr_supported;
 	qcom,hvdcp-disable;
 	qcom,otg-cl-ua = <1000000>;
 	qcom,dc-unsupported;