Test neutron-dynamic-routing on OVN

With [0] and [1] merged, we no longer need to enforce using OVS for
testing neutron-dynamic-routing, but can use the default OVN setup
instead.

[0] https://review.opendev.org/c/openstack/neutron/+/864051
[1] https://review.opendev.org/c/openstack/neutron/+/738641

Change-Id: I6f6b3d020aebd7ac72b1b731dd3b4d369fc58d07
diff --git a/zuul.d/zed_jobs.yaml b/zuul.d/zed_jobs.yaml
index 097df53..9bf11ba 100644
--- a/zuul.d/zed_jobs.yaml
+++ b/zuul.d/zed_jobs.yaml
@@ -223,6 +223,28 @@
     vars:
       branch_override: stable/zed
       network_api_extensions_common: *api_extensions
+      devstack_localrc:
+        NETWORK_API_EXTENSIONS: "{{ (network_api_extensions_common + network_api_extensions_bgp) | join(',') }}"
+        Q_AGENT: openvswitch
+        Q_ML2_TENANT_NETWORK_TYPE: vxlan
+        Q_ML2_PLUGIN_MECHANISM_DRIVERS: openvswitch
+      devstack_services:
+        # Disable OVN services
+        br-ex-tcpdump: false
+        br-int-flows: false
+        ovn-controller: false
+        ovn-northd: false
+        ovs-vswitchd: false
+        ovsdb-server: false
+        q-ovn-metadata-agent: false
+        # Neutron services
+        q-agt: true
+        q-dhcp: true
+        q-meta: true
+        q-metering: true
+        q-l3: true
+        neutron-dr: true
+        neutron-dr-agent: true
 
 - job:
     name: neutron-tempest-plugin-fwaas-zed