dt-bindings: interrupt-controller: Add SDX75 PDC compatible

Add device tree bindings for PDC on SDX75 SOC.

Signed-off-by: Rohit Agarwal <[e-mail]>
Acked-by: Conor Dooley <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Rob Herring <[e-mail]>

Documentation/devicetree/bindings/interrupt-controller/qcom,pdc.yaml

···
           - qcom,sdm845-pdc
           - qcom,sdx55-pdc
           - qcom,sdx65-pdc
+          - qcom,sdx75-pdc
           - qcom,sm4450-pdc
           - qcom,sm6350-pdc
           - qcom,sm8150-pdc