Remove client-initiated account linking diagram

Author: lrzhou25

auth4genai/intro/account-linking.mdx

@@ -31,13 +31,6 @@ Auth0 adds an account to the user profile using the [Connected Accounts flow](ht
 
 Once Auth0 successfully adds the connected account to the user profile, the client application can fetch the tokens needed to call the external API associated with the connected account on the user's behalf.
 
-// replace with diagram on connected accounts flow
-
-<Frame>
-  ![Client-initiated account linking
-  flow](/img/client_initiated_account_linking.png)
-</Frame>
-
 ## Get started
 
 To begin using Auth0 Token Vault with your AI agents, refer to the following resources: