Update actions/checkout digest to 3d3c42e

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
actions/checkout (changelog)	action	digest	9c091bb → 3d3c42e

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 75.28%. Comparing base (f1c8705) to head (c83711f).
⚠️ Report is 1 commits behind head on main.
✅ All tests successful. No failed tests found.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #100   +/-   ##
=======================================
  Coverage   75.28%   75.28%           
=======================================
  Files           3        3           
  Lines         445      445           
=======================================
  Hits          335      335           
  Misses        110      110           

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