dt-bindings: mmc: sdhci-msm: Document the IPQ9574 compatible

Document the compatible for SDHCI on IPQ9574.
Signed-off-by: devi priya <quic_devipriy@quicinc.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20230124141541.8290-7-quic_devipriy@quicinc.comSigned-off-by: Ulf Hansson <ulf.hansson@linaro.org>

Documentation/devicetree/bindings/mmc/sdhci-msm.yaml

@@ -34,6 +34,7 @@ properties:
           - const: qcom,sdhci-msm-v4 # for sdcc versions less than 5.0
       - items:
           - enum:
+              - qcom,ipq9574-sdhci
               - qcom,qcs404-sdhci
               - qcom,sc7180-sdhci
               - qcom,sc7280-sdhci