Updating Drawer open/close strings

- Strings are being used in integration tests. Updating them to
  something more meaningful/useful.

Bug: 32019250
Test: Manually
Change-Id: Ica8bd11815fd7084b2f6b964d3098b361977e2cd
2 files changed
tree: 9e1e3f8a4723716e67b050dddc2a75ea6710fca4
  1. car-apps-common/
  2. car-radio-service/
  3. car-stream-lib/
  4. car-stream-ui-lib/