[ovn] Enable IPv6 metadata tests for OVN

Depends-On: https://review.opendev.org/c/openstack/neutron/+/894026
Change-Id: Ideedd49c16bd88088ef8edbf9fdc3f77e54ae2c9
Signed-off-by: Daniel Alvarez Sanchez <dalvarez@redhat.com>
diff --git a/zuul.d/master_jobs.yaml b/zuul.d/master_jobs.yaml
index 97b5759..0d997d6 100644
--- a/zuul.d/master_jobs.yaml
+++ b/zuul.d/master_jobs.yaml
@@ -645,6 +645,7 @@
         s-container: false
         s-object: false
         s-proxy: false
+      network_available_features: *available_features
       devstack_local_conf:
         post-config:
           $NEUTRON_CONF:
@@ -657,7 +658,7 @@
         test-config:
           $TEMPEST_CONFIG:
             network-feature-enabled:
-              available_features: ""
+              available_features: "{{ network_available_features | join(',') }}"
             neutron_plugin_options:
               available_type_drivers: local,flat,vlan,geneve
               is_igmp_snooping_enabled: True