BLD: Set python latest supported version to 3.11

[rrjbca]

Description

Set python latest supported version to 3.11

Checklist

• [x] Follow the Contributor Guidelines
• [ ] Write unit tests
• [ ] Write documentation strings
• [ ] Assign someone from your working team to review this pull request
• [x] Assign someone from the infrastructure team to review this pull request

[rrjbca]

Looks like there isn't yet a release of h5py supporting python 3.11 so I'll mark this PR as draft for now

[rrjbca]

h5py 3.8.0 supports python 3.11 so this is now good to go