ctmap: Add EmitCTEntryCB to GCFilter to expose per-entry data
ctmap: Add EmitCTEntryCB to GCFilter to expose per-entry data

We want to piggy-back on the CT table iteration. We already have
GCFilter.ValidIPs and .MatchIPs that are used to inject information.
EmitCTEntryCB exposes each entry allowed by GCFilter to be inspected
externally..

Signed-off-by: Ray Bejjani <7f525154e857f3d57a641a83dddc584f42addc6a@isovalent.com>

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