Applies to the following Quick items:
* TextEdit
* TextInput
* Flickable
and Qt Quick Controls:
* ProgressBar
* Slider
* RangeSlider
It follows the same Expanding size policies as the corresponding widgets
Also enable size policies the following examples (and thus remove
several lines of Layout.fill.*):
* quick/layouts
* quickcontrols/ios/todolist
Task-number: QTBUG-117597
Pick-to: 6.8
Change-Id: Id4f552aa4c8e85a65b00ff1cf06f34dd7ddeb9fa
Reviewed-by: Santhosh Kumar <santhosh.kumar.selvaraj@qt.io>