dt-bindings: power: supply: axp20x: Add AXP717 compatible

Add binding information for AXP717.
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Chris Morgan <macromorgan@hotmail.com>
Acked-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Link: https://lore.kernel.org/r/20240821215456.962564-11-macroalpha82@gmail.comSigned-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>

Documentation/devicetree/bindings/power/supply/x-powers,axp20x-battery-power-supply.yaml

@@ -23,6 +23,7 @@ properties:
       - const: x-powers,axp202-battery-power-supply
       - const: x-powers,axp209-battery-power-supply
       - const: x-powers,axp221-battery-power-supply
+      - const: x-powers,axp717-battery-power-supply
       - items:
           - const: x-powers,axp803-battery-power-supply
           - const: x-powers,axp813-battery-power-supply