regulator: tps62864: Fix bindings for SW property

The property is not a pattern, so it should use 'properties' instead of
'patternProperties'. Also, unevaluatedProperties should be set to false
like in the other regulator bindings.

Reported-by: Rob Herring <[e-mail]>
Signed-off-by: Vincent Whitchurch <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Mark Brown <[e-mail]>

Documentation/devicetree/bindings/regulator/ti,tps62864.yaml

···
   regulators:
     type: object
 
-    patternProperties:
+    properties:
       "SW":
         type: object
         $ref: regulator.yaml#
+        unevaluatedProperties: false
 
     additionalProperties: false