(ci) Yep, still fixing GitHub Actions
(ci) Yep, still fixing GitHub Actions

Use the updated https://github.com/actions/checkout and specify checkout of all history.

https://github.com/actions/checkout#Fetch-all-history-for-all-tags-and-branches

acgetchell/CDT-plusplus,acgetchell/CDT-plusplus,acgetchell/CDT-plusplus