remove "status text" in bottom line (#2279)

this used to hold the most recent log line, but it was kinda broken and
not that useful.

codex-rs/tui/src/bottom_pane/bottom_pane_view.rs

@@ -6,12 +6,6 @@ use ratatui::layout::Rect;
 use super::BottomPane;
 use super::CancellationEvent;
 
-/// Type to use for a method that may require a redraw of the UI.
-pub(crate) enum ConditionalUpdate {
-    NeedsRedraw,
-    NoRedraw,
-}
-
 /// Trait implemented by every view that can be shown in the bottom pane.
 pub(crate) trait BottomPaneView<'a> {
     /// Handle a key event while the view is active. A redraw is always
@@ -34,11 +28,6 @@ pub(crate) trait BottomPaneView<'a> {
     /// Render the view: this will be displayed in place of the composer.
     fn render(&self, area: Rect, buf: &mut Buffer);
 
-    /// Update the status indicator text.
-    fn update_status_text(&mut self, _text: String) -> ConditionalUpdate {
-        ConditionalUpdate::NoRedraw
-    }
-
     /// Called when task completes to check if the view should be hidden.
     fn should_hide_when_task_is_done(&mut self) -> bool {
         false