Backport of additional feedback on API gateway upgrades into release/1.16.x#17678

hc-github-team-consul-core wants to merge 1 commit intorelease/1.16.xhashicorp/consul:release/1.16.xfrom

backport/docs/api-gw-k8s-add-upgrade-step-1.16/fully-suited-cattlehashicorp/consul:backport/docs/api-gw-k8s-add-upgrade-step-1.16/fully-suited-cattleCopy head branch name to clipboard