chore: note the conversation scoring in the release note

Author: kathiekiwi

.server-changes/dashboard-agent.md

@@ -11,4 +11,6 @@ Meet the dashboard agent: a chat in every environment that answers questions abo
 
 The health report reads the same everywhere — dashboard, terminal, editor: same sections, same wording, and a marker instead of colour where colour isn't available. Its "stale data" mark is amber rather than blue, and its metric rows stay inside the panel when the chat is narrow. If a message to the agent fails, the chat says so and keeps saying so when you reopen it. A watch that has something to tell you reaches you on any browser you sign in from, without opening the chat first. Messages to the agent now have a length limit, with a counter as you approach it. Unsubscribing from watch notifications takes effect immediately, and you can watch a run the moment you trigger it.
 
+A sample of conversations is scored automatically so the agent keeps getting better. Only the score and a one-line summary are kept, never your messages, data or code, and we can switch it off for your organization on request.
+
 Separately: a queue's wait times, peak depth, throughput and throttling can now be read from the API, and the Docs button has been removed from page headers.