Fix docs docker failing without git context

[nginx-jack]

Proposed changes

Fix docs docker failing without git context. Since adding LastMod, a proper git history is required during hugo build time. The mount point in docker doesn't pull in the .git directory, so it would always fail.

Checklist

Before creating a PR, run through this checklist and mark each as complete.

• I have read the CONTRIBUTING doc
• I have added tests that prove my fix is effective or that my feature works
• I have checked that all unit tests pass after adding my changes
• I have updated necessary documentation
• I have rebased my branch onto main
• I will ensure my PR is targeting the main branch and pulling from my branch from my own fork

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 88.66%. Comparing base (4d55abc) to head (7a4b1e5).
Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #2654   +/-   ##
=======================================
  Coverage   88.66%   88.66%           
=======================================
  Files         106      106           
  Lines        8141     8141           
  Branches       50       50           
=======================================
  Hits         7218     7218           
  Misses        866      866           
  Partials       57       57           

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