Apply itemTextAppearance for QuickSettings style

The popup menu of QSCustomizer is ListItemMenuView
which apply itemTextAppearance for the text visual.

We customize itemTextAppearance in QuickSettings style
  - Theme.SystemUI.QuickSettings
  - @style/Control.MenuItem for popup menu text
to ensure the font family coud be consistent with
whole QuickSetings visual.

Test: Build and look QS Customizer popup menu
atest: SystemUITests
Bug: 186905553
Change-Id: I7349ab4a03ce1910bd5d49f0d2f527a3d4846afe