Add ns_server to point to sriganes remote in toy-sriram.xml

Change-Id: I8e85b32ee3fd8916ed6093bc66009cdcc0f4ccf3
Reviewed-on: http://review.couchbase.org/40668
Reviewed-by: Sriram Ganesan <sriram@couchbase.com>
Tested-by: Sriram Ganesan <sriram@couchbase.com>