fix: always cast antpairs to int

[steven-murray]

Description

Fixes #1445 by always casting the antpairs array to int.

Motivation and Context

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)
• Documentation change (documentation changes only)
• Version change
• Build or continuous integration change

Checklist:

• I have read the contribution guide.
• My code follows the code style of this project.

Bug fix checklist:

• My fix includes a new test that breaks as a result of the bug (if possible).
• All new and existing tests pass.
• I have updated the CHANGELOG.

[bhazelton]

Looks good, thanks for the quick fix!

[steven-murray]

@bhazelton I should wait for the numpy thing to be solved before merging, yes?

[bhazelton]

yes. I think you'll need to rebase after that is merged.

[bhazelton]

Ok #1447 has been merged, so if you rebase this one I think the tests will pass.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 99.92%. Comparing base (70a4127) to head (396b249).
Report is 305 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1448   +/-   ##
=======================================
  Coverage   99.92%   99.92%           
=======================================
  Files          36       36           
  Lines       20839    20839           
=======================================
  Hits        20823    20823           
  Misses         16       16           

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