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

[renovate]

This PR contains the following updates:

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

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Release Notes

actions/checkout (actions/checkout)

v6

Compare Source

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[reviewflow]

Progress

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 66.53%. Comparing base (e84159b) to head (7031a79).

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1282   +/-   ##
=======================================
  Coverage   66.53%   66.53%           
=======================================
  Files          32       32           
  Lines         735      735           
  Branches      218      218           
=======================================
  Hits          489      489           
  Misses        211      211           
  Partials       35       35           

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