Adding some TestNetworkBasicOps on skiplist wallaby

Although these tests are not failing constantly, it's right now
impacting the check queue. This should be removed later.

Change-Id: Ie236c7a29f3e5aae371f63e02c1cc8974d13c02c

roles/validate-tempest/vars/tempest_skip.yml

@@ -1745,6 +1745,35 @@ known_failures:
         lp: https://bugs.launchpad.net/tripleo/+bug/1919111
     jobs:
       - periodic-tripleo-ci-centos-8-ovb-1ctlr_2comp-featureset020-master
+  - test: tempest.scenario.test_network_basic_ops.TestNetworkBasicOps.test_mtu_sized_frames
+    deployment:
+      - overcloud
+    releases:
+      - name: wallaby
+        reason: auth issues
+        lp: https://bugs.launchpad.net/tripleo/+bug/1921400
+    jobs:
+      - tripleo-ci-centos-8-containers-multinode
+  - test: tempest.scenario.test_network_basic_ops.TestNetworkBasicOps.test_subnet_details
+    deployment:
+      - overcloud
+    releases:
+      - name: master
+        reason: auth issues
+        lp: https://bugs.launchpad.net/tripleo/+bug/1921400
+      - name: wallaby
+        reason: auth issues
+        lp: https://bugs.launchpad.net/tripleo/+bug/1921400
+  - test: tempest.scenario.test_network_basic_ops.TestNetworkBasicOps.test_network_basic_ops
+    deployment:
+      - overcloud
+    releases:
+      - name: master
+        reason: auth issues
+        lp: https://bugs.launchpad.net/tripleo/+bug/1921400
+      - name: wallaby
+        reason: auth issues
+        lp: https://bugs.launchpad.net/tripleo/+bug/1921400
   - test: tempest.scenario.test_network_basic_ops.TestNetworkBasicOps.test_connectivity_between_vms_on_different_networks
     deployment:
       - overcloud
@@ -1752,6 +1781,19 @@ known_failures:
       - name: master
         reason: auth issues
         lp: https://bugs.launchpad.net/tripleo/+bug/1921400
+      - name: wallaby
+        reason: auth issues
+        lp: https://bugs.launchpad.net/tripleo/+bug/1921400
+  - test: tempest.scenario.test_network_basic_ops.TestNetworkBasicOps.test_connectivity_between_vms_on_different_networks
+    deployment:
+      - overcloud
+    releases:
+      - name: master
+        reason: auth issues
+        lp: https://bugs.launchpad.net/tripleo/+bug/1921400
+      - name: wallaby
+        reason: auth issues
+        lp: https://bugs.launchpad.net/tripleo/+bug/1921400
     jobs:
       - periodic-tripleo-ci-centos-8-standalone-full-tempest-scenario-master
       - periodic-tripleo-ci-centos-8-standalone-full-tempest-scenario-compute-master