[VOL-2780]

Rename docker image created by ofagent-go repo from `ofagent-go` to
`voltha-ofagent-go`

Change-Id: Ie2b35acc5e8feb430fecf66894203f9279b27781
diff --git a/docker/Dockerfile.ofagent-go b/docker/Dockerfile.ofagent-go
index 6c224f5..b99dcbe 100644
--- a/docker/Dockerfile.ofagent-go
+++ b/docker/Dockerfile.ofagent-go
@@ -60,7 +60,7 @@
 ARG org_opencord_vcs_dirty=unknown
 
 LABEL org.label-schema.schema-version=1.0 \
-      org.label-schema.name=voltha-openolt-adapter-go \
+      org.label-schema.name=voltha-ofagent-go \
       org.label-schema.version=$org_label_schema_version \
       org.label-schema.vcs-url=$org_label_schema_vcs_url \
       org.label-schema.vcs-ref=$org_label_schema_vcs_ref \