Update codeowners

[spentacular]

Tweaking codeowners to add additional levels for reviewers of docs

Change Type (required)

• patch
• minor
• major
• N/A

Does your PR have any documentation updates?

• Updated docs
• No Update needed
• Unable to update docs

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 85.77%. Comparing base (e272eb1) to head (2966174).
⚠️ Report is 4 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #743   +/-   ##
=======================================
  Coverage   85.77%   85.77%           
=======================================
  Files         504      504           
  Lines       22669    22669           
  Branches     2639     2639           
=======================================
  Hits        19445    19445           
  Misses       2895     2895           
  Partials      329      329           

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