store/tikv: fix BatchPointGet wrong result. (#18814)#18815

Merged

jackysp merged 1 commit intopingcap:release-4.0from ti-srebot:release-4.0-936b3007e3bc

Jul 28, 2020

+12-1

Commits on Jul 28, 2020

cherry pick pingcap#18814 to release-4.0

coocood
authored and
ti-srebot
committed