fix broken link

Author: 3kh0

app/views/docs/oauth-guide.md.erb

@@ -9,7 +9,7 @@ This guide will walk you through implementing OAuth 2.0 authentication with Hack
 
 ### Step 1: Create an OAuth application
 
-1. Navigate to the [Developer Apps](https://hca.dinosaurbbq.org/developer_apps) page
+1. Navigate to the [Developer Apps](https://identity.hackclub.com/developer_apps) page
 2. Click "<%= t("developer_apps.index.create_new") %>"
 3. Fill out the form with your app details and click "<%= t("developer_apps.new.create") %>"
 4. Copy your Client ID and Client Secret and store them securely