ui: remove unused custom list box

pqcli/ui/custom_list_box.py

@@ -1,14 +0,0 @@
-import typing as T
-
-import urwid
-
-
-class CustomListWalker(urwid.SimpleFocusListWalker):
-    def append(self, item: T.Any) -> None:
-        super().append(item)
-        self.set_focus(len(self) - 1)
-
-
-class CustomListBox(urwid.ListBox):
-    def __init__(self, widgets: T.List[urwid.Widget]) -> None:
-        super().__init__(CustomListWalker(widgets))

pqcli/ui/game_view.py

@@ -15,7 +15,6 @@ from pqcli.mechanic import (
     Spell,
 )
 from pqcli.ui.custom_line_box import CustomLineBox
-from pqcli.ui.custom_list_box import CustomListBox
 from pqcli.ui.custom_progress_bar import CustomProgressBar
 from pqcli.ui.data_table import DataTable
 from pqcli.ui.double_line_box import DoubleLineBox