Merge "SettingsLib: Remove minSdkLevel to use default" into udc-dev am: 3d137a06

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23472660



Change-Id: I86393cbabf20f03925570f7933268343cabaaf65
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>