Update test for changed ClockRegistry handling of settings am: d899526f97

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/ThemePicker/+/21116756

Change-Id: I1c30d8a1148c36c7d6eedb58e832c899160744f8
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>