[automerger skipped] Revert "[DO NOT MERGE] wifi: remove certificates for network factory reset" am: 219bfe9338 -s ours am: 523a36e898 -s ours

am skip reason: subject contains skip directive

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/Wifi/+/21302724

Change-Id: Ie3521a193c930195b0b03a8871f9f71fe5b06d65
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>