add cuda pin to conda lock generation

[atravitz]

Checklist

• Added a news entry

Developers certificate of origin

• I certify that this contribution is covered by the MIT License here and the Developer Certificate of Origin at https://developercertificate.org/.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 93.01%. Comparing base (f0f968f) to head (2376a5d).

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1496      +/-   ##
==========================================
- Coverage   95.41%   93.01%   -2.41%     
==========================================
  Files         185      185              
  Lines       16045    16045              
==========================================
- Hits        15310    14924     -386     
- Misses        735     1121     +386     

Flag	Coverage Δ
fast-tests	93.01% <ø> (?)
slow-tests	?

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[mikemhenry]

https://github.com/OpenFreeEnergy/openfe/pull/1496/files#diff-a22817b26f3f68fea293f21ba71f84512f812e81a448582e79a983f66b829cd8R56

I thought the --with-cuda 11.8 would be enough to prevent a too new toolkit from getting pulled in. I can't remember what the original issue with this was.

[github-actions]

No API break detected ✅