dt-bindings: remoteproc: qcom,msm8996-mss-pil: Add SDM660 compatible

Mention sdm660-mss-pil in compatibles list.
Signed-off-by: Alexey Minnekhanov <alexeymin@postmarketos.org>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20230621175046.61521-1-alexeymin@postmarketos.orgSigned-off-by: Bjorn Andersson <andersson@kernel.org>

Documentation/devicetree/bindings/remoteproc/qcom,msm8996-mss-pil.yaml

@@ -19,6 +19,7 @@ properties:
     enum:
       - qcom,msm8996-mss-pil
       - qcom,msm8998-mss-pil
+      - qcom,sdm660-mss-pil
       - qcom,sdm845-mss-pil
 
   reg:
@@ -245,7 +246,9 @@ allOf:
   - if:
       properties:
         compatible:
-          const: qcom,msm8998-mss-pil
+          enum:
+            - qcom,msm8998-mss-pil
+            - qcom,sdm660-mss-pil
     then:
       properties:
         clocks: