Pass ovs agent config to dhcp agent

Since metadata server is accessed via dhcp namespace, dhcp relies on
conf.OVS.datapath_type for [0] logic to disable checksum offloading
that is not supported with ovs-dpdk, making metadata server not available.

[0] https://opendev.org/openstack/neutron/src/branch/stable/train/neutron/agent/linux/interface.py#L444-L446

Change-Id: I382af9d9e83b39fd9a616351e7cd5a752a603e77
Signed-off-by: Andrii Ostapenko <andrii.ostapenko@att.com>

neutron/Chart.yaml

@@ -14,7 +14,7 @@ apiVersion: v1
 appVersion: v1.0.0
 description: OpenStack-Helm Neutron
 name: neutron
-version: 0.1.3
+version: 0.1.4
 home: https://docs.openstack.org/neutron/latest/
 icon: https://www.openstack.org/themes/openstack/images/project-mascots/Neutron/OpenStack_Project_Neutron_vertical.png
 sources:

neutron/templates/bin/_neutron-dhcp-agent.sh.tpl

@@ -16,8 +16,11 @@ limitations under the License.
 
 set -x
 exec neutron-dhcp-agent \
-      --config-file /etc/neutron/neutron.conf \
+  --config-file /etc/neutron/neutron.conf \
 {{- if and ( empty .Values.conf.neutron.DEFAULT.host ) ( .Values.pod.use_fqdn.neutron_agent ) }}
   --config-file /tmp/pod-shared/neutron-agent.ini \
 {{- end }}
-      --config-file /etc/neutron/dhcp_agent.ini
+{{- if ( has "openvswitch" .Values.network.backend ) }}
+  --config-file /etc/neutron/plugins/ml2/openvswitch_agent.ini \
+{{- end }}
+  --config-file /etc/neutron/dhcp_agent.ini