Fix typo

Author: DogmaDragon

docs/metadata-sources/stash-box-instances.md

@@ -33,7 +33,7 @@ StashDB is a community-driven metadata database focused on digital scenes of all
 
 ThePornDB is a metadata database focused on digital scenes and movies, relying on automated scrapers.
 
-[:octicons-link-16: Website](https://theporndb.net){:target="_blank"} | [:simple-discord: Discord](https://discord.com/invite/XpSGpaB){:target="_blank"} | [:material-api: Endpoint `https://theporndb.net/graphql`]()[^4] | [:fontawesome-solid-unlock-keyhole: Join](https://theporndb.net/tools){:target="_blank"}[^4]
+[:octicons-link-16: Website](https://theporndb.net){:target="_blank"} | [:simple-discord: Discord](https://discord.com/invite/XpSGpaB){:target="_blank"} | [:material-api: Endpoint `https://theporndb.net/graphql`]()[^3] | [:fontawesome-solid-unlock-keyhole: Join](https://theporndb.net/tools){:target="_blank"}[^4]
 
+[^3]: Has a different endpoint for movies and JAV. For movies use `https://theporndb.net/graphql?type=Movie`, for JAV use `https://theporndb.net/graphql?type=JAV`.
 [^4]: Requires registration to access the site.
-[^5]: Has a different endpoint for movies and JAV. For movies use `https://theporndb.net/graphql?type=Movie`, for JAV use `https://theporndb.net/graphql?type=JAV`.