Column out of range when opening color picker

[kdkavanagh]

Doesnt consistently happen, requires scrolling right thru some cols first

   470 │   │   │   # row_colors = pl.repeat("", len(rend), eager=True)                                                                                                                                                                                     │
│   471 │   │   │                                                                                                                                                                                                                                           │
│   472 │   │   │   cols_before_selected: list[str] = visible_cols[0:cursor_col_idx]                                                                                                                                                                        │
│ ❱ 473 │   │   │   sel_col = visible_cols[cursor_col_idx]                                                                                                                                                                                                  │
│   474 │   │   │   cols_after_selected = visible_cols[cursor_col_idx + 1 :]                                                                                                                                                                                │
│   475 │   │   │                                                                                                                                                                                                                                           │
│   476 │   │   │   theo_max_offset = scroll_x + effective_width