docs(api): use https url in closest.mdx (#5129)

Author: remarkablemark

docs/api/queries/closest.mdx

@@ -9,7 +9,7 @@ of its ancestors).
 :::info
 
 The querying behavior of this command matches exactly how
-[`.closest()`](http://api.jquery.com/closest) works in jQuery.
+[`.closest()`](https://api.jquery.com/closest) works in jQuery.
 
 :::