chore(deps): update actions/checkout action to v4

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
actions/checkout	action	major	v3 -> v4

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Release Notes

actions/checkout (actions/checkout)

v4

Compare Source

• Support fetching without the --progress option
• Update to node20

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Configuration

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (8b195f1) 66.82% compared to head (e2eb4a6) 66.82%.

Additional details and impacted files

@@           Coverage Diff           @@
##           master     #877   +/-   ##
=======================================
  Coverage   66.82%   66.82%           
=======================================
  Files          52       52           
  Lines         850      850           
  Branches      176      176           
=======================================
  Hits          568      568           
  Misses        272      272           
  Partials       10       10           

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