Mention 5.34.0 instead

Technically, autoloading of listeners in addons was introduced in 5.33.0, but a fix for `__invoke`able listener classes was added in 5.34.0, so let's just mention that version instead.

Author: duncanmcclean

content/collections/extending-docs/addons.md

@@ -441,7 +441,7 @@ return view('custom::foo');
 ## Events
 
 ::: tip
-Statamic v5.33.0 introduced the concept of "autoloading" for event listeners.
+Statamic v5.34.0 introduced the concept of "autoloading" for event listeners.
 
 As long as your event listener lives in `src/Listeners` and the event is typehinted in the listener's `handle` or `__invoke` method, they will be automatically registered by Statamic, without you needing to register them manually.