deps(renovate): update actions/setup-node action to v6

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
actions/setup-node	action	major	v5 → v6

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Release Notes

actions/setup-node (actions/setup-node)

v6

Compare Source

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Configuration

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 96.86%. Comparing base (c16273b) to head (4177a9c).

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #421   +/-   ##
=======================================
  Coverage   96.86%   96.86%           
=======================================
  Files          45       45           
  Lines        2104     2104           
  Branches      209      209           
=======================================
  Hits         2038     2038           
  Misses         66       66           

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