dt-bindings: leds-lp55xx: Limit pwr-sel property to ti,lp8501

pwr-sel property is specific to ti,lp8501, make it conditional of the
related compatible.
Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
Acked-by: Rob Herring (Arm) <robh@kernel.org>
Link: https://lore.kernel.org/r/20240626160027.19703-2-ansuelsmth@gmail.comSigned-off-by: Lee Jones <lee@kernel.org>

Documentation/devicetree/bindings/leds/leds-lp55xx.yaml

@@ -151,6 +151,16 @@ patternProperties:
         $ref: /schemas/types.yaml#/definitions/string
         description: name of channel
 
+if:
+  not:
+    properties:
+      compatible:
+        contains:
+          const: ti,lp8501
+then:
+  properties:
+    pwr-sel: false
+
 required:
   - compatible
   - reg