Sketch in a table for the keybindings UI (#32436)

Adds the initial semblance of a keymap UI. It is currently gated behind the `settings-ui` feature flag. Follow up PRs will add polish and missing features.

Release Notes:

- N/A

---------

Co-authored-by: Ben Kunkle <ben@zed.dev>
Co-authored-by: Anthony <anthony@zed.dev>

crates/terminal_view/src/terminal_element.rs

@@ -196,7 +196,6 @@ impl TerminalElement {
             interactivity: Default::default(),
         }
         .track_focus(&focus)
-        .element
     }
 
     //Vec<Range<AlacPoint>> -> Clip out the parts of the ranges