Merge pull request #1393 from openshift-cherrypick-robot/cherry-pick-1381-to-18.0-fr5

[18.0-fr5] neutron: use YAML literal for ironic_ml2_baremetal patch

Author: openshift-merge-bot[bot]

tests/roles/neutron_adoption/defaults/main.yaml

@@ -31,7 +31,7 @@ neutron_config_patch: |
         - internalapi
 neutron_retry_delay: 5
 
-ironic_ml2_baremetal_patch:
+ironic_ml2_baremetal_patch: |
   spec:
     neutron:
       template: