Backport PR #45336 on branch 1.4.x (CI/DOC: replace master -> main branch)#45338

jreback merged 1 commit intopandas-dev:1.4.xpandas-dev/pandas:1.4.xfrom

meeseeksmachine:auto-backport-of-pr-45336-on-1.4.xmeeseeksmachine/pandas:auto-backport-of-pr-45336-on-1.4.xCopy head branch name to clipboard