Revert "renaming helm-chart of "volt" service to "olt-service""

This reverts commit 17e312b16f9964261a6f882b4d452be1a25ec427.

Change-Id: I5df4523ad446a61a1bee70579de3659af8e0932d
diff --git a/xos-profiles/rcord-lite/templates/tosca-configmap.yaml b/xos-profiles/rcord-lite/templates/tosca-configmap.yaml
index fe02865..3321ce9 100644
--- a/xos-profiles/rcord-lite/templates/tosca-configmap.yaml
+++ b/xos-profiles/rcord-lite/templates/tosca-configmap.yaml
@@ -22,7 +22,7 @@
   020-rcord-subscriber-service.yaml: |
 {{ include "rcord.serviceTosca" .Values.rcord | indent 4 }}
   030-volt-service.yaml: |
-{{ include "volt.serviceTosca" (index .Values "olt-service") | indent 4 }}
+{{ include "volt.serviceTosca" .Values.volt | indent 4 }}
   040-vsg-hw-service.yaml: |
 {{ include "vsg-hw.serviceTosca" (index .Values "vsg-hw") | indent 4 }}
   050-vrouter-service.yaml: |