br: fix S3 backup endpoint suffix (#30530)#30885

Merged

ti-chi-bot merged 14 commits intopingcap:release-5.3from ti-srebot:release-5.3-b09c63be849b

Feb 22, 2022

+3-2

Commits on Dec 20, 2021

cherry pick pingcap#30530 to release-5.3

tongtongyin
authored and
ti-srebot
committed

Commits on Feb 22, 2022