bpf: make bpf_sock REMOTE_NODE_ID aware
bpf: make bpf_sock REMOTE_NODE_ID aware

Retain the same behavior when remote node IDs are enabled in order
to retain xlation of i) NodePort services at the node as well as
ii) external IP entries.

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

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