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

Patch and project coverage have no change.

Comparison is base (d34955c) 91.53% compared to head (734cd5b) 91.53%.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #516   +/-   ##
=======================================
  Coverage   91.53%   91.53%           
=======================================
  Files           1        1           
  Lines         130      130           
=======================================
  Hits          119      119           
  Misses          8        8           
  Partials        3        3           

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