The Type | OtherType syntax for writing unions was introduced in Python
3.10. We want to support Python 3.7, so use an Optional type hint
instead which declares the same thing and is supported by 3.7.
pmbootstrap/patches/.build.yml: FAILED in 5m24s
[pmb.config.sudo: Use type union compatible with Python 3.7] v3 from [Newbyte]
✗ #1001625 FAILED pmbootstrap/patches/.build.yml https://builds.sr.ht/~postmarketos/job/1001625