pkg/client/client.go: Check if EnabledProtocols is nil
pkg/client/client.go: Check if EnabledProtocols is nil

If the pointer is nil, set status based on Masquerading.Enabled.

Fixes: #15617

Signed-off-by: Joao Victorino <c510cd8607f92e1e09fd0b0d0d035c16d2428fa4@accuknox.com>

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