Merge "Marks clock view in preview as not important for Talkback" into udc-dev am: fc7f96a4

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/ThemePicker/+/23532292



Change-Id: If794ca5b78507737dffba92f9314b42f39af482a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>