feat(images)!: Update k8s.gcr.io/autoscaling/vpa-admission-controller Docker tag to 1.6.0

Signed-off-by: Danny Froberg <dfroberg@users.noreply.github.com>

Author: renovate[bot]

cluster/core/resource-control/vpa/old/admission-controller-deployment.yaml

@@ -20,7 +20,7 @@ spec:
         runAsUser: 65534 # nobody
       containers:
         - name: admission-controller
-          image: k8s.gcr.io/autoscaling/vpa-admission-controller:0.12.0
+          image: k8s.gcr.io/autoscaling/vpa-admission-controller:1.6.0
           imagePullPolicy: Always
           env:
             - name: NAMESPACE