boards: st: add adc node in dts file and update docs

- enable adc in nucleo_u385rg_q
- add adc as new supported interface in docs
- update yaml files

Signed-off-by: Khaoula Bidani <[email protected]>

Author: kbidani

boards/st/nucleo_u385rg_q/nucleo_u385rg_q.dts

@@ -94,6 +94,12 @@
 	status = "okay";
 };
 
+&adc1 {
+	pinctrl-0 = <&adc1_in1_pc0>;
+	pinctrl-names = "default";
+	status = "okay";
+};
+
 &dac1 {
 	status = "okay";
 	pinctrl-0 = <&dac1_out1_pa4>;

boards/st/nucleo_u385rg_q/nucleo_u385rg_q.yaml

@@ -7,6 +7,7 @@ toolchain:
 supported:
   - arduino_gpio
   - dac
+  - adc
   - gpio
   - usart
 ram: 256