Update actions/checkout action to v4

[renovate[bot]]

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

• Bump the minor-npm-dependencies group across 1 directory with 4 updates by @​dependabot in https://github.com/actions/checkout/pull/1739
• Bump actions/checkout from 3 to 4 by @​dependabot in https://github.com/actions/checkout/pull/1697
• Check out other refs/* by commit by @​orhantoy in https://github.com/actions/checkout/pull/1774
• Pin actions/checkout's own workflows to a known, good, stable version. by @​jww3 in https://github.com/actions/checkout/pull/1776

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[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 81.44%. Comparing base (c2b6836) to head (b35260b). Report is 60 commits behind head on main.

:exclamation: Current head b35260b differs from pull request most recent head 8d712d8

Please upload reports for the commit 8d712d8 to get more accurate results.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #721   +/-   ##
=======================================
  Coverage   81.44%   81.44%           
=======================================
  Files           3        3           
  Lines         345      345           
=======================================
  Hits          281      281           
  Misses         40       40           
  Partials       24       24           

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