widget: Don't update pango context in state_flags_changed
widget: Don't update pango context in state_flags_changed

It only needs to be updated in style_updated, and we do it there.

grubersjoe/adwaita,grubersjoe/adwaita,grubersjoe/adwaita,grubersjoe/adwaita,grubersjoe/adwaita,grubersjoe/adwaita,grubersjoe/adwaita,grubersjoe/adwaita