chore: Fix URLs in md

[tacck]

Fixes #296

This change is to fix URLs that return 404 errors.

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[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 85.56%. Comparing base (cd35a1c) to head (a3c14db).
⚠️ Report is 297 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #297      +/-   ##
==========================================
+ Coverage   85.24%   85.56%   +0.31%     
==========================================
  Files         222      222              
  Lines       36898    36898              
  Branches     4438     4478      +40     
==========================================
+ Hits        31455    31572     +117     
+ Misses       5348     5226     -122     
- Partials       95      100       +5     

Flag	Coverage Δ
suite.unit	85.56% <ø> (+0.31%)	⬆️

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