chore(deps): update actions/checkout action to v6

[autonomous-logic-code-bot]

This PR contains the following updates:

Package	Type	Update	Change
actions/checkout	action	major	v5 → v6

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 65%. Comparing base (02af96f) to head (cce8e4a).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@          Coverage Diff          @@
##             main   #155   +/-   ##
=====================================
  Coverage      65%    65%           
  Complexity    169    169           
=====================================
  Files          11     11           
  Lines         649    649           
  Branches       80     80           
=====================================
  Hits          423    423           
  Misses        112    112           
  Partials      114    114           

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