[cherry-pick] Docker image update 325fefe1#7602

nginx-bot wants to merge 1 commit intorelease-4.0nginx/kubernetes-ingress:release-4.0from

cherry-pick-release-4.0-152a2ac85bb6f0f875273b608aa1c2fc4ecc2110nginx/kubernetes-ingress:cherry-pick-release-4.0-152a2ac85bb6f0f875273b608aa1c2fc4ecc2110Copy head branch name to clipboard