Snippet Utils: Handle Exceptions When Running Docs Commands on The Root Project

[khajavi]

This PR makes the snippet utils work even when running docs commands on the root project. This is required when we need to publish docs on ci.

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (b1da91b) 64.56% compared to head (c82ac1a) 64.56%.

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Additional details and impacted files

@@           Coverage Diff           @@
##             main    #2687   +/-   ##
=======================================
  Coverage   64.56%   64.56%           
=======================================
  Files         148      148           
  Lines        8649     8649           
  Branches     1573     1573           
=======================================
  Hits         5584     5584           
  Misses       3065     3065           

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[khajavi]

@adamgfraser This is ready for your review.