docs(kitty): document font_size 11

docs/terminal/kitty.md

@@ -50,6 +50,7 @@ Colors come from the active Omarchy theme; it is included last so it wins. `curr
 | Option | Value |
 | --- | --- |
 | `font_family` | `VictorMono Nerd Font`, then overridden in the `BEGIN_KITTY_FONTS` block to `family="VictorMono Nerd Font Mono"`; bold/italic `auto` |
+| `font_size` | `11.0`, the same as Ghostty's `font-size = 11` |
 | `window_padding_width` | `8` |
 | `hide_window_decorations` | `yes` |
 | `background_opacity` | `0.9` |