dt-bindings: thermal: lmh: Add QCM2290 compatible

Document the QCM2290 LMH.
Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Link: https://lore.kernel.org/r/20240308-topic-rb1_lmh-v2-1-bac3914b0fe3@linaro.org

Documentation/devicetree/bindings/thermal/qcom-lmh.yaml

@@ -17,10 +17,14 @@ description:
 
 properties:
   compatible:
-    enum:
-      - qcom,sc8180x-lmh
-      - qcom,sdm845-lmh
-      - qcom,sm8150-lmh
+    oneOf:
+      - enum:
+          - qcom,sc8180x-lmh
+          - qcom,sdm845-lmh
+          - qcom,sm8150-lmh
+      - items:
+          - const: qcom,qcm2290-lmh
+          - const: qcom,sm8150-lmh
 
   reg:
     items: