feat: use VTEP_CIDR in external mode of cniprovisioner (#12)

This is needed so that we can set source routing as part of
cniprovisioner to enable the DPUService ConfigPorts feature to work as
expected.

Signed-off-by: Vasilis Remmas <[email protected]>

Author: vasrem

helm/ovn-kubernetes-dpf/templates/dpu-manifests.yaml

@@ -288,14 +288,14 @@ spec:
         - name: GATEWAY_DISCOVERY_NETWORK
           value: {{ default "" .Values.dpuManifests.gatewayDiscoveryNetwork | quote }}
         {{- else }}
-        - name: VTEP_CIDR
-          value: {{ default "" .Values.dpuManifests.vtepCIDR | quote }}
         - name: OVN_MTU
           valueFrom:
             configMapKeyRef:
               name: {{ include "ovn-kubernetes.fullname" . }}-config
               key: mtu
         {{- end }}
+        - name: VTEP_CIDR
+          value: {{ default "" .Values.dpuManifests.vtepCIDR | quote }}
         - name: HOST_CIDR
           value: {{ default "" .Values.dpuManifests.hostCIDR | quote }}
         volumeMounts: