Update modules removed in Python 3.15

[edgarrmondragon]

Otherwise adding 3.15.0a1 is blocked:

• https://github.com/actions/python-versions/actions/runs/18515982159/job/52766965450

[hugovk]

Confirmation from the docs that sre_compile, sre_constants and sre_parse have been removed:

https://docs.python.org/3.15/whatsnew/3.15.html#sre