Add sdk_version to test libraries am: e521ae306a

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2968303

Change-Id: I12451d7ff74aee40810eb1d173a7edc56f0dd20e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>