✅ Migrate tests of arrayInt64 to new format

[dubzzz]

Category:

• ✨ Introduce new features
• 📝 Add or update documentation
• ✅ Add or update tests
• 🐛 Fix a bug
• 🏷️ Add or update types
• ⚡️ Improve performance
• Other(s): ...

Potential impacts:

• Generated values
• Shrink values
• Performance
• Typings
• Other(s): ...

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[codecov]

Codecov Report

Merging #2315 (cc89a40) into main (20aef1f) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##             main    #2315   +/-   ##
=======================================
  Coverage   95.52%   95.52%           
=======================================
  Files         200      200           
  Lines        4582     4582           
  Branches      906      906           
=======================================
  Hits         4377     4377           
  Misses        201      201           
  Partials        4        4           

Flag	Coverage Δ
unit-tests	95.52% <ø> (ø)

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