dt-bindings: net: qcom,ipa: document SM8650 compatible

Document the IPA on the SM8650 Platform which uses version 5.5.1,
which is a minor revision of v5.5 found on SM8550, thus we can
use the SM8550 bindings as fallback since it shares the same
register mappings.
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20231129-topic-sm8650-upstream-bindings-ipa-v1-1-ca21eb2dfb14@linaro.orgSigned-off-by: Jakub Kicinski <kuba@kernel.org>

Documentation/devicetree/bindings/net/qcom,ipa.yaml

@@ -43,16 +43,21 @@ description:
 
 properties:
   compatible:
-    enum:
-      - qcom,msm8998-ipa
-      - qcom,sc7180-ipa
-      - qcom,sc7280-ipa
-      - qcom,sdm845-ipa
-      - qcom,sdx55-ipa
-      - qcom,sdx65-ipa
-      - qcom,sm6350-ipa
-      - qcom,sm8350-ipa
-      - qcom,sm8550-ipa
+    oneOf:
+      - enum:
+          - qcom,msm8998-ipa
+          - qcom,sc7180-ipa
+          - qcom,sc7280-ipa
+          - qcom,sdm845-ipa
+          - qcom,sdx55-ipa
+          - qcom,sdx65-ipa
+          - qcom,sm6350-ipa
+          - qcom,sm8350-ipa
+          - qcom,sm8550-ipa
+      - items:
+          - enum:
+              - qcom,sm8650-ipa
+          - const: qcom,sm8550-ipa
 
   reg:
     items: