Move apf test to a standalone file am: 32a2d151cc am: 6c30a02cdc

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/3158756

Change-Id: Ie3d509ec5d84859d0493aae3be51e281c4a28dcf
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>