[test-bot] pip install --pre is failing

[github-actions]

The --pre Test workflow failed on 2023-09-01 00:21 UTC

The most recent failing test was on windows-latest py
with commit: bb5c427

Full run: https://github.com/tlambert03/nd2/actions/runs/6043800667

(This post will be updated if another test fails, as long as this issue remains open.)