Bump jetlag-ci to run 4.18 (#63400)

Author: akrzos

ci-operator/config/redhat-performance/jetlag/redhat-performance-jetlag-main.yaml

@@ -30,7 +30,7 @@ tests:
       LAB_CLOUD: cloud19
       LAB_INTERFACE: eno3
       NUM_WORKER_NODES: "2"
-      OCP_VERSION: latest-4.17
+      OCP_VERSION: latest-4.18
       PUBLIC_VLAN: "true"
     test:
     - chain: openshift-qe-installer-bm-ping
@@ -68,7 +68,7 @@ tests:
       CRUCIBLE: "false"
       LAB_CLOUD: cloud19
       LAB_INTERFACE: eno3
-      OCP_VERSION: latest-4.17
+      OCP_VERSION: latest-4.18
       PUBLIC_VLAN: "true"
       TYPE: sno
     test:
@@ -108,7 +108,7 @@ tests:
       LAB_CLOUD: cloud19
       LAB_INTERFACE: eno3
       NUM_WORKER_NODES: "0"
-      OCP_VERSION: latest-4.17
+      OCP_VERSION: latest-4.18
       PUBLIC_VLAN: "true"
     test:
     - chain: openshift-qe-installer-bm-ping