Fix up collinearity tests [Issue #1419]

[IAlibay]

Fixes #1419

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[atravitz]

lgtm!

[github-actions]

No API break detected ✅

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 93.22%. Comparing base (e60fc93) to head (da3da04).
⚠️ Report is 111 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1436      +/-   ##
==========================================
- Coverage   95.11%   93.22%   -1.90%     
==========================================
  Files         165      165              
  Lines       12389    12395       +6     
==========================================
- Hits        11784    11555     -229     
- Misses        605      840     +235     

Flag	Coverage Δ
fast-tests	93.22% <100.00%> (?)
slow-tests	?

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