dt-bindings: leds: leds-qcom-lpg: Add support for PMI8950 PWM

Update leds-qcom-lpg binding to support PMI8950 PWM.
Signed-off-by: Gianluca Boiano <morf3089@gmail.com>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Link: https://lore.kernel.org/r/20240402-pmi8950-pwm-support-v1-3-1a66899eeeb3@gmail.comSigned-off-by: Lee Jones <lee@kernel.org>

Documentation/devicetree/bindings/leds/leds-qcom-lpg.yaml

@@ -27,6 +27,7 @@ properties:
           - qcom,pm8994-lpg
           - qcom,pmc8180c-lpg
           - qcom,pmi632-lpg
+          - qcom,pmi8950-pwm
           - qcom,pmi8994-lpg
           - qcom,pmi8998-lpg
           - qcom,pmk8550-pwm
@@ -146,6 +147,7 @@ allOf:
               - qcom,pm8941-lpg
               - qcom,pm8994-lpg
               - qcom,pmc8180c-lpg
+              - qcom,pmi8950-pwm
               - qcom,pmi8994-lpg
               - qcom,pmi8998-lpg
               - qcom,pmk8550-pwm
@@ -294,5 +296,3 @@ examples:
         label = "blue";
       };
     };
-
-...