eni: Only attempt deficit resolution if ENIs are available
eni: Only attempt deficit resolution if ENIs are available

Avoid continous allocation loop if no ENIs are available for allocation or
creation. If an ENI or more addresses become available, the interval based sync
will automatically restart the allocation procedure.

Signed-off-by: Thomas Graf <5f50a84c1fa3bcff146405017f36aec1a10a9e38@cilium.io>

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