Fix panic when saved conversations directory changes

Antonio Scandurra created

We were updating the view's state but missed a `notify`, which caused
the `UniformList` responsible for rendering the saved conversations
to panic when some files were deleted.

Change summary

crates/ai/src/assistant.rs | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)

Detailed changes

crates/ai/src/assistant.rs 🔗

@@ -147,8 +147,9 @@ impl AssistantPanel {
                                 .await
                                 .log_err()
                                 .unwrap_or_default();
-                            this.update(&mut cx, |this, _| {
-                                this.saved_conversations = saved_conversations
+                            this.update(&mut cx, |this, cx| {
+                                this.saved_conversations = saved_conversations;
+                                cx.notify();
                             })
                             .ok();
                         }