Andrew Gallant 5b6ca04e39 ci: upgrade to actions/checkout@v2 ...

In particular, this appears to fix an extremely annoying bug that was
causing PR builds to fail if they were re-run.

For more details:
https://github.com/actions/checkout/issues/23#issuecomment-572688577

2020-03-30 17:09:41 -04:00

..

workflows

ci: upgrade to actions/checkout@v2

2020-03-30 17:09:41 -04:00