Add markdown files to formatter

[kdayday]

Adds .md files to the formatter script and runs formatter

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 78.28%. Comparing base (be8eb50) to head (2c65c3f).
Report is 3 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #401   +/-   ##
=======================================
  Coverage   78.28%   78.28%           
=======================================
  Files          71       71           
  Lines        5484     5484           
=======================================
  Hits         4293     4293           
  Misses       1191     1191           

Flag	Coverage Δ
unittests	78.28% <ø> (ø)

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