lightning: Add source dir existence check for s3 (#30674)#30713

Merged

ti-chi-bot merged 8 commits intopingcap:release-5.2from ti-srebot:release-5.2-4b48e55ae9c7

Apr 13, 2022

+32-38

Commits on Dec 14, 2021

cherry pick pingcap#30674 to release-5.2

glorv
authored and
ti-srebot
committed

Commits on Dec 15, 2021