Backport of Fix removed service-to-service peering links into release/1.15.x#18018

trujillo-adam merged 3 commits intorelease/1.15.xhashicorp/consul:release/1.15.xfrom

backport/fix_broken_peering_doc_links/freely-fair-mallardhashicorp/consul:backport/fix_broken_peering_doc_links/freely-fair-mallardCopy head branch name to clipboard