Backport PR #45257 on branch 1.4.x (CI: Simplify GHA dependency files)#45510

Merged

jreback merged 1 commit intopandas-dev:1.4.xfrom

simonjayhawkins:backport-of-pr-45257-on-1.4.x

Jan 21, 2022

Commits on Jan 20, 2022

Backport PR #45257: CI: Simplify GHA dependency files
simonjayhawkins
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