Fix image tags in ecr-public kustomization

[torredil]

Signed-off-by: Eddie Torres torredil@amazon.com

Is this a bug fix or adding new feature?

• Fixes kubectl apply -k github.com/kubernetes-sigs/aws-ebs-csi-driver/deploy/kubernetes/overlays/stable/?ref=master no longer works #1304

What is this PR about? / Why do we need it?

kubectl apply -k "github.com/kubernetes-sigs/aws-ebs-csi-driver/deploy/kubernetes/overlays/stable/?ref=master"

error: accumulating resources: accumulation err='accumulating resources from 
'./ecr-public': '/tmp/kustomize-014789932/deploy/kubernetes/overlays/stable/ecr-public' must resolve to a file': 
couldn't make target for path '/tmp/kustomize-014789932/deploy/kubernetes/overlays/stable/ecr-public': json: unknown field "tagSuffix"

What testing is done?

kubectl apply -k "github.com/torredil/aws-ebs-csi-driver/deploy/kubernetes/overlays/stable/?ref=master"

serviceaccount/ebs-csi-controller-sa unchanged
serviceaccount/ebs-csi-node-sa unchanged
clusterrole.rbac.authorization.k8s.io/ebs-csi-node-role unchanged
clusterrole.rbac.authorization.k8s.io/ebs-external-attacher-role unchanged
clusterrole.rbac.authorization.k8s.io/ebs-external-provisioner-role unchanged
clusterrole.rbac.authorization.k8s.io/ebs-external-resizer-role unchanged
clusterrole.rbac.authorization.k8s.io/ebs-external-snapshotter-role unchanged
clusterrolebinding.rbac.authorization.k8s.io/ebs-csi-attacher-binding unchanged
clusterrolebinding.rbac.authorization.k8s.io/ebs-csi-node-getter-binding unchanged
clusterrolebinding.rbac.authorization.k8s.io/ebs-csi-provisioner-binding unchanged
clusterrolebinding.rbac.authorization.k8s.io/ebs-csi-resizer-binding unchanged
clusterrolebinding.rbac.authorization.k8s.io/ebs-csi-snapshotter-binding unchanged

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

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[torredil]

/retest

[torredil]

/retest

[rdpsin]

/lgtm
/hold

[gtxu]

/lgtm
/unhold