Fixes preview on home/lock tabs when wallpaper is live for both screens am: dc9c65f9

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/ThemePicker/+/23856814



Change-Id: Ie54a5323d1458a1298784580445915ee4eefd359
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>