arm/dts: add pd vdm verify IIO channel

add pd vdm verify IIO channel to notify verify state
to mmi discrete charger core.
pick from (CR)

Change-Id: Id2f1ace9a1880266c4cbec12fdf63b4edc164129
Signed-off-by: mahj8 <mahj8@motorola.com>
Reviewed-on: https://gerrit.mot.com/2258489
SME-Granted: SME Approvals Granted
SLTApproved: Slta Waiver
Tested-by: Jira Key
Reviewed-by: Lu Chai <chailu1@motorola.com>
Reviewed-by: Huosheng Liao <liaohs@motorola.com>
Submit-Approved: Jira Key
Reviewed-on: https://gerrit.mot.com/2261514
Reviewed-by: Wang Wang <wangwang1@lenovo.com>
Reviewed-by: Ying Shen <shenying@motorola.com>
Reviewed-by: Qiong Xie <xieq2@motorola.com>

qcom/discrete-rt-pd-manger.dtsi

@@ -17,11 +17,13 @@
 		io-channels = <&mmi_discrete_charger PSY_IIO_USB_REAL_TYPE>,
 			      <&mmi_discrete_charger PSY_IIO_MMI_OTG_ENABLE>,
 			      <&mmi_discrete_charger PSY_IIO_TYPEC_MODE>,
-			      <&mmi_discrete_charger PSY_IIO_PD_ACTIVE>;
+			      <&mmi_discrete_charger PSY_IIO_PD_ACTIVE>,
+			      <&mmi_discrete_charger PSY_IIO_MMI_PD_VDM_VERIFY>;
 		io-channel-names = "usb_real_type",
 				   "otg_enable",
 				   "typec_mode",
-				   "pd_active";
+				   "pd_active",
+				   "mmi_pd_vdm_verify";
 	};
 };