No WHL on pypi for Python 3.12

[angusmcb]

Summary
There is no WHL file for python 3.12 on pypi.

https://pypi.org/project/wntr/#files

As a result, pip will download the .tar.gz

If the system does not have a c compiler the install will fail.

Environment
Provide information on your computing environment.

• Operating system: windows 11
• Python version: 3.12
• WNTR version: n/a

[dbhart]

I did not intend to close this. It is still not clear if the fix works.