Merge pull request #659 from openshift-cherrypick-robot/cherry-pick-658-to-18.0-fr4

[18.0-fr4] Fix ml2MechanismDrivers reset in uni04delta-ipv6 edpm stage

This is an automated cherry-pick of #658
/assign hjensas

Reviewed-by: Andrew Bays <[email protected]>

Author: softwarefactory-project-zuul[bot]

dt/uni04delta-ipv6/edpm/nodeset/kustomization.yaml

@@ -139,6 +139,18 @@ replacements:
         options:
           create: true
 
+  - source:
+      kind: ConfigMap
+      name: service-values
+      fieldPath: data.neutron.ml2MechanismDrivers
+    targets:
+      - select:
+          kind: OpenStackControlPlane
+        fieldPaths:
+          - spec.neutron.template.ml2MechanismDrivers
+        options:
+          create: true
+
   - source:
       kind: ConfigMap
       name: edpm-nodeset-values