Merge "Add test cases for not allowed ethertypes" into main am: 881eae079d

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/3235730

Change-Id: I519199dd7669e347a9805a06a555492441155ca9
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>