bpf: only mark v4/v6 traffic wrt EDT with LXC_ID
bpf: only mark v4/v6 traffic wrt EDT with LXC_ID

A Pod could potentially emit non-IPv4/v6 traffic and in that case we must
not set the aggregate since we also don't clear it in edt_sched_departure()
again. Hence, move the edt_set_aggregate() to the two supported protos.

Fixes: #15960
Signed-off-by: Daniel Borkmann <3d0f3b9ddcacec30c4008c5e030e6c13a478cb4f@iogearbox.net>

tklauser/cilium,tgraf/cilium,cilium/cilium,tgraf/cilium,cilium/cilium,michi-covalent/cilium,cilium/cilium,cilium/cilium,michi-covalent/cilium,tklauser/cilium,tklauser/cilium,tgraf/cilium,tgraf/cilium,michi-covalent/cilium,tgraf/cilium,tgraf/cilium,michi-covalent/cilium,tklauser/cilium,cilium/cilium,tklauser/cilium,michi-covalent/cilium