dt-bindings: backlight: qcom-wled: Add PMI8950 compatible

Document the compatible for the wled block found in PMI8950.
Signed-off-by: Luca Weiss <luca@z3ntu.xyz>
Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Lee Jones <lee@kernel.org>
Link: https://lore.kernel.org/r/20221101161801.1058969-1-luca@z3ntu.xyz

Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml

@@ -19,6 +19,7 @@ properties:
   compatible:
     enum:
       - qcom,pm8941-wled
+      - qcom,pmi8950-wled
       - qcom,pmi8994-wled
       - qcom,pmi8998-wled
       - qcom,pm660l-wled