fix test_destroy_local_reader (#8515)
fix test_destroy_local_reader (#8515)

Signed-off-by: linning <aaf9d94d942451c9c795db41504f2d244ef7f646@gmail.com>
BusyJay/tikv,pingcap/tikv,BusyJay/tikv,BusyJay/tikv,pingcap/tikv,BusyJay/tikv,c4pt0r/tikv