fix: correct href for onMessageDeleteBulk

Author: atlasfyber

src/content/docs/events/index.mdx

@@ -233,7 +233,7 @@ This section will list all events and what they do.
 
 <LinkCard
   title="onMessageDeleteBulk"
-  href="/events/messagedeletebulk"
+  href="/events/guildmessages/messagedeletebulk"
   description="This event triggers whenever multiple messages are deleted."
 />