ovn: Temporarily skip disabling of huge pages.

Due to bug in juju [0], we need to avoid machine reboots
triggered by disabling of the huge pages. The core of the
tests remain intact.

[0] https://github.com/juju/juju/issues/19463

Signed-off-by: Martin Kalcok <martin.kalcok@canonical.com>

zaza/openstack/charm_tests/ovn/tests.py

@@ -327,8 +327,14 @@ class DPDKTest(test_utils.BaseCharmTest):
         logging.info('Post-flight check')
         self._dpdk_pre_post_flight_check()
 
-        self.disable_hugepages_vfio_on_hvs_in_vms()
-        self._ovs_br_ex_port_is_system_interface()
+        # Note(mkalcok): There's currently a bug in Juju that prevents
+        # rebooting machine 2nd time after adding second NIC
+        # (https://github.com/juju/juju/issues/19463). To unblock CI,
+        # we temorarily skip steps to disable hugepages, because they include
+        # reboot.
+        #
+        # self.disable_hugepages_vfio_on_hvs_in_vms()
+        # self._ovs_br_ex_port_is_system_interface()
 
 
 class OVSOVNMigrationTest(test_utils.BaseCharmTest):