Fix x-spread example
@@ -529,7 +529,7 @@ These behave exactly like VueJs's transition directives, except they have differ
### `x-spread`
**Example:**
```html
-<div x-data="dropdown">
+<div x-data="dropdown()">
<button x-spread="trigger">Open Dropdown</button>
<span x-spread="dialogue">Dropdown Contents</span>