Simplifying options popup and overview handling

> Removing support for page drag-n-drop from pagedView
> Removing Overview UI from Launcher3 without quickstep and using options popup instead
> Removing touch handlers from CellLayouts and showing options popup based on workspace long press
> Excluding touch outside inset when showing the popup

Bug: 74136505
Change-Id: I34c2a7ff58452db26f5d1a85d554be40fc75f2b8