[COMMON] Fix problem with useNodePortExt

Fix so that the useNodePortExt flag is honored when
creating a k8s Service with the service template.

Issue-ID: OOM-2679
Signed-off-by: Jack Lucas <jflos@sonoris.net>
Change-Id: I40ff3ab6df28ee1f9c582dff35a5360f632accbd
1 file changed