Update detectSettingsAnomaly() return type (1/2) am: a277f78789

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Settings/+/24364875

Change-Id: I02e782eeee61d24e8990746a9993cfb06bfff802
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>