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

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

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[codecov-commenter]

Codecov Report

All modified lines are covered by tests :white_check_mark:

Comparison is base (784bbb0) 56.69% compared to head (e4a6f8f) 56.69%.

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Additional details and impacted files

@@           Coverage Diff           @@
##             main     #175   +/-   ##
=======================================
  Coverage   56.69%   56.69%           
=======================================
  Files          11       11           
  Lines         448      448           
  Branches       51       51           
=======================================
  Hits          254      254           
  Misses        194      194           

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