Merge "Fixed width to resolve preview rendering issue on different screens"...

Merge "Fixed width to resolve preview rendering issue on different screens" into udc-dev am: 1fb9b229 am: ec3d6154

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/ThemePicker/+/23092416



Change-Id: I83406670850b0febd5bc4b84636842910ee0176e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>