added skip test for vsphere ccm jobs. (openshift#58318)

Author: vr4manta

ci-operator/config/openshift/release/openshift-release-master__nightly-4.18.yaml

@@ -477,7 +477,9 @@ tests:
     env:
       TEST_ARGS: --disable-monitor=service-type-load-balancer-availability
       TEST_SKIPS: provisioning should mount multiple PV pointing to the same storage
-        on the same node
+        on the same node\|\[sig-network\] LoadBalancers \[Feature:LoadBalancer\] should
+        be able to preserve UDP traffic when server pod cycles for a LoadBalancer
+        service
     observers:
       enable:
       - observers-resource-watch