Add deny firewall chain for OEM am: 9cd4726890

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/18728586

Change-Id: I05abc0a2e07e22788cca27733356e151e802d42f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>