Backport of security: bump go, x/net and envoy versions into release/1.15.x#20962

zalimeni merged 1 commit intorelease/1.15.xhashicorp/consul:release/1.15.xfrom

backport/security/net-8946-8947-8948/1.15.xhashicorp/consul:backport/security/net-8946-8947-8948/1.15.xCopy head branch name to clipboard