Merge "[TP] Handle case for single default clock" into tm-qpr-dev am: a11d857a92 am: 1208b415b5 am: 2646a4871c

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/ThemePicker/+/21541190

Change-Id: Id8af47d6479a237b1837f4c76bb4d107b578cb62
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>