Fix typo

Author: Fernando-A-Rocha

functions/Cursor/setCursorAlpha.yaml

@@ -3,7 +3,7 @@ client:
   pair: 'getCursorAlpha'
   description: |
     This function is used to change alpha (transparency) from the client's cursor.
-  preview:
+  preview_images:
     - path: '/assets/cursor-alpha.jpg'
       description: 'Example for setCursorAlpha'
   parameters:

schemas/function.yaml

@@ -49,7 +49,7 @@ $defs:
         items:
           type: string
       preview_images:
-        $ref: '#/$defs/preview'
+        $ref: '#/$defs/preview_images'
       parameters:
         $ref: '#/$defs/parameters'
       ignore_parameters: