Typo in the section "The XML schema"

[victorsolaz]

Hi,

I think there is a typo here.

Maybe it was meant to be something like this:

:::note[Note for ROS users]
If you want to find a file inside a [ROS package](http://wiki.ros.org/Packages), 
you can use this syntax:
:::

Source: https://docusaurus.io/docs/markdown-features/admonitions#specifying-title

Thanks!