Disables flaky test am: 2443af6d8a am: 27ca130809 am: 7b32078b05

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/ThemePicker/+/21534072

Change-Id: I026d70e24558054b17b73d93f43c13d294b9bd8a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>