Disable "stateless SG" API extension in Neutron

As long as Tobiko jobs are running on Ubuntu older than 22.04 we should
disable stateless SG there as OVN in such Ubuntu is too old and don't
support ACL action "allow-stateless".

Change-Id: I017c4fdafc712ffdfcc66105edd87968c60ce5e6

zuul.d/devstack-tobiko-centos.yaml

@@ -18,3 +18,11 @@
     nodeset: devstack-tobiko-centos
     voting: false
     description: CentOS Devstack Tobiko Plugin job
+    vars:
+      devstack_local_conf:
+        post-config:
+          $NEUTRON_CONF:
+            ovn:
+              # NOTE(slaweq): In Centos OVN already supports allow-stateless
+              # keyword as an ACL's action
+              allow_stateless_action_supported: True

zuul.d/devstack-tobiko-fedora.yaml

@@ -17,3 +17,11 @@
     nodeset: devstack-tobiko-fedora
     voting: false
     description: Fedora Devstack Tobiko Plugin job
+    vars:
+      devstack_local_conf:
+        post-config:
+          $NEUTRON_CONF:
+            ovn:
+              # NOTE(slaweq): In Fedora OVN already supports allow-stateless
+              # keyword as an ACL's action
+              allow_stateless_action_supported: True

zuul.d/devstack-tobiko-minimal.yaml

@@ -57,6 +57,13 @@
         s-proxy: false
         # NOTE(slaweq): without Swift, c-bak cannot run (in the Gate at least)
         c-bak: false
+      devstack_local_conf:
+        post-config:
+          $NEUTRON_CONF:
+            ovn:
+              # TODO(slaweq): remove this config option once jobs will be
+              # migrated to Ubuntu 22.04 or newer
+              allow_stateless_action_supported: False
       zuul_copy_output:
         '{{ stage_dir }}/stackviz': logs
         "{{ devstack_base_dir }}/data/ovn": "logs"

zuul.d/devstack-tobiko.yaml

@@ -82,6 +82,13 @@
         s-proxy: false
         # NOTE(slaweq): without Swift, c-bak cannot run (in the Gate at least)
         c-bak: false
+      devstack_local_conf:
+        post-config:
+          $NEUTRON_CONF:
+            ovn:
+              # TODO(slaweq): remove this config option once jobs will be
+              # migrated to Ubuntu 22.04 or newer
+              allow_stateless_action_supported: False
       ipv4_dns_nameservers:
         - 1.0.0.1
         - 8.8.8.8