minor correction (#9428)
minor correction (#9428)

Signed-off-by: ichn-hu <zfhu16@gmail.com>

Co-authored-by: Ti Prow Robot <8d93ecb880184f72dbfca8f10b11aa46074d2fca@users.noreply.github.com>
c4pt0r/tikv,pingcap/tikv,BusyJay/tikv,BusyJay/tikv,BusyJay/tikv,BusyJay/tikv,pingcap/tikv