Update gcr.io/kubebuilder/kube-rbac-proxy Docker tag to v0.16.0 (#32)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

charts/homer-operator/values.yaml

@@ -36,7 +36,7 @@ operator:
     rbacProxy:
       image:
         repository: gcr.io/kubebuilder/kube-rbac-proxy
-        tag: v0.15.0
+        tag: v0.16.0
         pullPolicy: Always
       resources:
         limits: