setup: Update charm-tools pin set

[freyes]

pyyaml 5.4.0 and 5.4.1 are broken with cython 3 yaml/pyyaml#724

Equivalent change to #659 for the 2.8 branch.

Checklist

• [x] Are all your commits [logically] grouped and squashed appropriately?
• [ ] Does this patch have code coverage?
• [x] Does your code pass make test?