build: use default node test runner for unit test mocks

[zimeg]

Summary

This PR updates unit tests to use the node:test package mocks and removes the sinon and @types/sinon packages with so much appreciation 🎁

Requirements

• I've read and understood the Contributing Guidelines and have done my best effort to follow them.
• I've read and agree to the Code of Conduct.

[codecov]

Codecov Report

❌ Patch coverage is 99.44828% with 4 lines in your changes missing coverage. Please review.
✅ Project coverage is 96.54%. Comparing base (951edf9) to head (4760897).

Files with missing lines	Patch %	Lines
test/index.spec.js	93.65%	4 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #549      +/-   ##
==========================================
+ Coverage   95.92%   96.54%   +0.62%     
==========================================
  Files          14       14              
  Lines        2697     2868     +171     
==========================================
+ Hits         2587     2769     +182     
+ Misses        110       99      -11     

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