Julia v1.13 support

[dlfivefifty]

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[codecov]

Codecov Report

❌ Patch coverage is 78.94737% with 4 lines in your changes missing coverage. Please review.
✅ Project coverage is 90.22%. Comparing base (1e4fcc1) to head (6743b80).
⚠️ Report is 10 commits behind head on master.

Files with missing lines	Patch %	Lines
src/mul.jl	62.50%	3 Missing ⚠️
src/factorizations.jl	85.71%	1 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##           master     #279       +/-   ##
===========================================
+ Coverage    0.00%   90.22%   +90.22%     
===========================================
  Files          11       12        +1     
  Lines        1858     1964      +106     
===========================================
+ Hits            0     1772     +1772     
+ Misses       1858      192     -1666     

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