[automerger skipped] Revert "[DO NOT MERGE] wifi: remove certificates for network factory reset" am: 5d9f165bed -s ours am: 685702e7f7 -s ours

am skip reason: subject contains skip directive

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/opt/net/wifi/+/21300836

Change-Id: I3efb4366a8ac04d40217a6579579f3d72534c96e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>