endpoint: log when allow-all is being synthesized
endpoint: log when allow-all is being synthesized

Log when we are synthesizing an allow-all for PolicyMap insertion for debugging
purposes.

Signed-off by: Ian Vernon <ian@cilium.io>

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