[WSGI] Keep eventlet server for older versions of NDR

Related-Bug: #2069581
Topic: eventlet-deprecation
Change-Id: I76e1ec7d5a82ed6416b12b3866c70a0d3127eb24
diff --git a/zuul.d/zed_jobs.yaml b/zuul.d/zed_jobs.yaml
index 70ab40a..4f6a833 100644
--- a/zuul.d/zed_jobs.yaml
+++ b/zuul.d/zed_jobs.yaml
@@ -266,6 +266,7 @@
         Q_AGENT: openvswitch
         Q_ML2_TENANT_NETWORK_TYPE: vxlan
         Q_ML2_PLUGIN_MECHANISM_DRIVERS: openvswitch
+        NEUTRON_DEPLOY_MOD_WSGI: false
       devstack_services:
         # Disable OVN services
         br-ex-tcpdump: false