fix: add libcblas.dll to build pypi wheel in windows

[ycexiao]

What problem does this PR address?

Close #133

What should the reviewer(s) do?

To validate the built wheel:

python -m build
pip install .\dist\diffpy_pdffit2-0.0.1-cp313-cp313-win_amd64.whl --force-reinstall
python -c "import diffpy.pdffit2; print(diffpy.pdffit2.__version__)"

[ycexiao]

@sbillinge @stevenhua0320, it's ready for review.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 98.97%. Comparing base (4773715) to head (9d752a7).
⚠️ Report is 2 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #155   +/-   ##
=======================================
  Coverage   98.97%   98.97%           
=======================================
  Files           6        6           
  Lines        1270     1270           
=======================================
  Hits         1257     1257           
  Misses         13       13           

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[stevenhua0320]

@ycexiao It looks good to me, thanks for help!
@sbillinge ready for review, after this is tested on your local windows and if it is passed, we can start on the pre-release process.