[stein|train] Add octavia tests to skip list

periodic-tripleo-ci-centos-7-multinode-1ctlr-featureset038-stein:
octavia_tempest_plugin.tests.scenario.v2.test_load_balancer.LoadBalancerScenarioTest.test_load_balancer_ipv4_CRUD

periodic-tripleo-ci-centos-8-scenario010-ovn-provider-standalone-train:
octavia_tempest_plugin.tests.scenario.v2.test_listener.ListenerScenarioTest.test_listener_CRUD

Depends-On: https://review.opendev.org/#/c/751771/

Change-Id: I42bcccf32b62ae37a3c7b6a026df9960573e835b
Related-Bug: #1895248
Related-Bug: #1895705

roles/validate-tempest/vars/tempest_skip.yml

@@ -1378,3 +1378,19 @@ known_failures:
       - name: 'master'
         reason: '500 error, oslo db connection error'
         lp: 'https://bugs.launchpad.net/tripleo/+bug/1895601'
+  - test: 'octavia_tempest_plugin.tests.scenario.v2.test_load_balancer.LoadBalancerScenarioTest.test_load_balancer_ipv4_CRUD'
+    deployment: 'overcloud'
+    releases:
+      - name: 'stein'
+        reason: 'show_loadbalancer provisioning_status updated to an invalid state of ERROR'
+        lp: 'https://bugs.launchpad.net/tripleo/+bug/1895248'
+    jobs:
+      - periodic-tripleo-ci-centos-7-multinode-1ctlr-featureset038-stein
+  - test: 'octavia_tempest_plugin.tests.scenario.v2.test_listener.ListenerScenarioTest.test_listener_CRUD'
+    deployment: 'overcloud'
+    releases:
+      - name: 'train'
+        reason: 'insert-headers is not a valid option for a TCP protocol listener.'
+        lp: 'https://bugs.launchpad.net/tripleo/+bug/1895705'
+    jobs:
+      - periodic-tripleo-ci-centos-8-scenario010-ovn-provider-standalone-train