Revert "Use unicast instead of broadcast as ethernet destination in `test_apf_drop_ethercat`"

This reverts commit 46102348e0c7a92bf2f232b59b633df5e9eb8a32.

Reason for revert: mistakenly submitted.

Change-Id: I6072a9828a8cc0633ca35ea2ecf7707f2b3573a1
2 files changed