deployments: update NFD to v0.16.6

Signed-off-by: Mikko Ylinen <[email protected]>

Author: mythi

deployments/nfd/base/kustomization.yaml

@@ -1,7 +1,7 @@
 apiVersion: kustomize.config.k8s.io/v1beta1
 kind: Kustomization
 resources:
-- "https://github.com/kubernetes-sigs/node-feature-discovery/deployment/overlays/default?ref=v0.16.4"
+- "https://github.com/kubernetes-sigs/node-feature-discovery/deployment/overlays/default?ref=v0.16.6"
 configMapGenerator:
 - name: nfd-worker-conf
   behavior: replace