[release-1.27] Set keepalives on outbound connections#1697

istio-testing merged 2 commits intoistio:release-1.27istio/ztunnel:release-1.27from

istio-testing:cherry-pick-1688-to-release-1.27istio-testing/ztunnel:cherry-pick-1688-to-release-1.27Copy head branch name to clipboard