Fix the scrollbar of the SaveUi is outside the screen

The scrollbar of custom description on the save UI is outside the
screen. Adjusts the width of the view to show the scrollbar in the
screen.

Fixes: 138097635
Bug: 133515042
Test: manual
Test: atest CtsAutoFillServiceTestCases
Change-Id: Ifd902746eb52b72be8ac0cfddde93714fa496f41
1 file changed