docs: remove video course link

Author: bencodezen

src/guide/events.md

@@ -1,7 +1,5 @@
 # Event Handling
 
-<div class="vueschool"><a href="https://vueschool.io/lessons/vuejs-user-events?friend=vuejs" target="_blank" rel="sponsored noopener" title="Learn how to handle events on Vue School">Learn how to handle events in a free Vue School lesson</a></div>
-
 ## Listening to Events
 
 We can use the `v-on` directive, which we typically shorten to the `@` symbol, to listen to DOM events and run some JavaScript when they're triggered. The usage would be `v-on:click="methodName"` or with the shortcut, `@click="methodName"`