feat: set up doc-deploy-changelog action

[klmcadams]

Set up doc-deploy-changelog action for pymechanical

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 77.03%. Comparing base (5874a36) to head (eaa04a9).
Report is 1 commits behind head on main.

❗ Current head eaa04a9 differs from pull request most recent head cf340a0. Consider uploading reports for the commit cf340a0 to get more accurate results

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #710      +/-   ##
==========================================
- Coverage   77.79%   77.03%   -0.77%     
==========================================
  Files          31       31              
  Lines        1968     1968              
==========================================
- Hits         1531     1516      -15     
- Misses        437      452      +15