fix(docs): typos in description (#734)

Author: artmsv

src/routes/reference/jsx-attributes/attr.mdx

@@ -2,8 +2,8 @@
 title: attr:*
 ---
 
-Forces the prop to be treated as a attribute instead of an property. Useful for Web Components where you want to set attributes.
+Forces the prop to be treated as an attribute instead of a property. Useful for Web Components where you want to set attributes.
 
 ```tsx
 <my-element attr:status={props.status} />
-```
+```