[automerger skipped] Update to minSdkVersion 19 for tests. am: 324ca39cc9 -s ours

am skip reason: Merged-In I5cc2c236fb474ac373c5cca4cc79abcd2e558d61 with SHA-1 904ff8d382 is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/25560153

Change-Id: Idc419ae76001e15e5d276c7dfca049abf549c3ee
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>