dt-bindings: arm: qcom: Document Sony Xperia 1 IV (PDX223)

Document the compatible for the PDX223 device.
Signed-off-by: Konrad Dybcio <konrad.dybcio@somainline.org>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20220714123406.1919836-1-konrad.dybcio@somainline.org

Documentation/devicetree/bindings/arm/qcom.yaml

@@ -716,6 +716,7 @@ properties:
           - enum:
               - qcom,sm8450-hdk
               - qcom,sm8450-qrd
+              - sony,pdx223
           - const: qcom,sm8450
 
 additionalProperties: true