Fix the gradient drawable orientation is not mirrored for RTL alignment

Root cause: The orientation of the gradient drawable follows the view alignment. It should consider the text alignment.
Solution: Use getLayoutDirectionFromLocale# to get the text alignment to
set the correct orientation of the gradient drawable.


Bug: 278950655
Test: Manual test for RTL and LTR language
Change-Id: If94af75172ace137ac5168763f4cb47951f9e943