docs: add label config file (#3512)
docs: add label config file (#3512)

Signed-off-by: lilin90 <c684465c17314189c18707959627e2ec4fdec2d0@pingcap.com>
pingcap/tikv,pingcap/tikv,BusyJay/tikv,c4pt0r/tikv,BusyJay/tikv,BusyJay/tikv,BusyJay/tikv