fix wrong related_name in slice.service
fix wrong related_name in slice.service

cboling/xos,jermowery/xos,xmaruto/mcord,cboling/xos,jermowery/xos,xmaruto/mcord,jermowery/xos,cboling/xos,xmaruto/mcord,jermowery/xos,cboling/xos,cboling/xos,xmaruto/mcord