Update expanded view positioning for RTL

Fix expanded view position when an RTL language is selected in the system.
Bubble bar and expanded view should be positioned on the left.

Bug: 273310265
Test: enable pseudo RTL language in the settings, observe that expanded
  view is shown on the left
Test: use LTR language, observe that expanded view is on the right

Change-Id: I7acd5157153661388b4050aa6a0035bccfac669b