ui: one way to open the events page, and stale wording after the pane's removal

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

src/ui_dock.cpp

@@ -249,13 +249,10 @@ const char* dock_event_marker(const App& app, const EventRecord& r) {
   return " ";
 }
 
-/// Opens the `events` page. The page's list is rebuilt only while the page is open (see `record_event()`),
-/// so it is refreshed here, once, before the page shows: the slide-over has no on-open hook, and the list
-/// is small. The button is not a child of either list, so the rebuild cannot free the widget it runs from.
+/// Opens the `events` page through `open_events_page()` (which refreshes the list only if it is not
+/// already open). The button is not a child of either list, so the rebuild cannot free the widget it runs from.
 void on_manage_events(GtkButton*, gpointer user) {
-  App& app = *static_cast<App*>(user);
-  refresh_events_pane(app);
-  slideover_open(app, "events");
+  open_events_page(*static_cast<App*>(user));
 }
 
 /// One click on a row replays it, as the page list's activation does: `replay_event()` and then the in-place