dt-bindings: firmware: document Qualcomm SM7150 SCM

Document the compatible for Qualcomm SM7150 SCM.
Signed-off-by: Danila Tikhonov <danila@jiaxyga.com>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20230913194418.30272-1-danila@jiaxyga.comSigned-off-by: Bjorn Andersson <andersson@kernel.org>

Documentation/devicetree/bindings/firmware/qcom,scm.yaml

@@ -56,6 +56,7 @@ properties:
           - qcom,scm-sm6125
           - qcom,scm-sm6350
           - qcom,scm-sm6375
+          - qcom,scm-sm7150
           - qcom,scm-sm8150
           - qcom,scm-sm8250
           - qcom,scm-sm8350