[release-4.19] OCPBUGS-56000, CORENET-5875, CORENET-5876: Add EgressIP and L2 UDN route advertisements tests#29777

openshift-merge-bot[bot] merged 4 commits intoopenshift:release-4.19openshift/origin:release-4.19from

openshift-cherrypick-robot:cherry-pick-29727-to-release-4.19openshift-cherrypick-robot/origin:cherry-pick-29727-to-release-4.19Copy head branch name to clipboard