Fix the template to make sure the variables are fetched properly and have sane defaults
Fix the template to make sure the variables are fetched properly and have sane defaults

Signed-off-by: Joseph Herlant <114e899c3d0c4805607f1c501a85de1b18461081@debian.org>

fluent/fluentd-kubernetes-daemonset,fluent/fluentd-kubernetes-daemonset,fluent/fluentd-kubernetes-daemonset