dt-bindings: iio/adc: qcom,spmi-vadc: clean up examples

Clean up the VADC examples by dropping a comment, dropping unnecessary
labels and adding newline separators.
Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Link: https://lore.kernel.org/r/20231130171628.12257-7-johan+linaro@kernel.orgSigned-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

Documentation/devicetree/bindings/iio/adc/qcom,spmi-vadc.yaml

@@ -239,8 +239,8 @@ examples:
     pmic {
         #address-cells = <1>;
         #size-cells = <0>;
-        /* VADC node */
-        pmic_vadc: adc@3100 {
+
+        adc@3100 {
             compatible = "qcom,spmi-vadc";
             reg = <0x3100>;
             interrupts = <0x0 0x31 0x0 0x1>;
@@ -284,6 +284,7 @@ examples:
     pmic {
         #address-cells = <1>;
         #size-cells = <0>;
+
         adc@3100 {
             reg = <0x3100>;
             compatible = "qcom,spmi-adc7";