Update security warning to reference terms of service violation

Co-Authored-By: [email protected] <[email protected]>

Author: devin-ai-integration[bot]

pages/price-feeds/pro/subscribe-price-updates.mdx

@@ -36,7 +36,7 @@ Use the access token to authenticate the websocket connection by passing it as a
   **Security Warning**: Never expose your access token in frontend applications
   or client-side code. Access tokens should only be used in secure backend
   environments. Exposing tokens in frontend code makes them publicly accessible
-  and compromises your account security.
+  and is a violation of our terms of service.
 </Callout>
 
 ### 2. Configure subscription parameters