Backport of [NET-5772] Make tcp external service registered on terminating gw reachable from peered cluster into release/1.18.x#20946

nathancoleman merged 5 commits intorelease/1.18.xhashicorp/consul:release/1.18.xfrom

backport/export-terminating-gw-service/gratefully-welcome-pantherhashicorp/consul:backport/export-terminating-gw-service/gratefully-welcome-pantherCopy head branch name to clipboard