chore(deps): update actions/setup-go action to v6

[renovate]

This PR contains the following updates:

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

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Release Notes

actions/setup-go (actions/setup-go)

v6

Compare Source

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Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 48.53%. Comparing base (f9911de) to head (fb7da2c).
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Additional details and impacted files

@@            Coverage Diff             @@
##             main      #33      +/-   ##
==========================================
+ Coverage   48.49%   48.53%   +0.03%     
==========================================
  Files          25       25              
  Lines        5650     5650              
==========================================
+ Hits         2740     2742       +2     
+ Misses       2166     2165       -1     
+ Partials      744      743       -1     

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