docs: Remove autoDirectNodeRoutes where not needed
docs: Remove autoDirectNodeRoutes where not needed

The KPR guide contains the autoDirectNodeRoutes option in most Helm
commands, but that option isn't a requirement for KPR subfeatures and
may even fail if Kubernetes nodes are not L2-connected.

Signed-off-by: Paul Chaignon <a027184a55211cd23e3f3094f1fdc728df5e0500@cilium.io>

cilium/cilium,cilium/cilium,cilium/cilium,cilium/cilium,cilium/cilium