dt-bindings: leds: use unevaluatedProperties for common.yaml

The common.yaml schema allows further properties, so the bindings using
it should restrict it with unevaluatedProperties:false.

Change-Id: I00b05a0591c43888b1c87331f94da027ccd42d8e
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20221127204058.57111-2-krzysztof.kozlowski@linaro.org
Signed-off-by: Rob Herring <robh@kernel.org>
Git-commit: fe469e83eb5b383c8abbf1d1cab7a038e3d6778b
Git-repo: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
Signed-off-by: Anjelique Melendez <quic_amelende@quicinc.com>

bindings/leds/leds-qcom-lpg.yaml

@@ -72,14 +72,24 @@ properties:
       "^led@[0-9a-f]$":
         type: object
         $ref: common.yaml#
+        unevaluatedProperties: false
+
+        properties:
+          reg:
+            maxItems: 1
+
+        required:
+          - reg
 
 patternProperties:
   "^led@[0-9a-f]$":
     type: object
     $ref: common.yaml#
+    unevaluatedProperties: false
 
     properties:
-      reg: true
+      reg:
+        maxItems: 1
 
     required:
       - reg