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

📅 Schedule: Branch creation - "after 5pm,every weekend" in timezone America/Los_Angeles, Automerge - "after 5pm,every weekend" in timezone America/Los_Angeles.

🚦 Automerge: Enabled.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

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This PR has been generated by Mend Renovate. View repository job log here.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 86.43%. Comparing base (12bf2d2) to head (51db300).

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #5502   +/-   ##
=======================================
  Coverage   86.43%   86.43%           
=======================================
  Files         761      761           
  Lines       31407    31407           
  Branches     5406     5406           
=======================================
  Hits        27146    27146           
  Misses       4030     4030           
  Partials      231      231           

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