chore: instruct renovate to not update replace directives in go.mod

[fabriziosestito]

Description

Configure Renovate to ignore updates to replace directives in go.mod.

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 53.47%. Comparing base (4395da6) to head (bab5f0e).
⚠️ Report is 29 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1176      +/-   ##
==========================================
+ Coverage   53.41%   53.47%   +0.05%     
==========================================
  Files          61       61              
  Lines        5328     5328              
==========================================
+ Hits         2846     2849       +3     
+ Misses       2086     2083       -3     
  Partials      396      396              

Flag	Coverage Δ
unit-tests	53.47% <ø> (+0.05%)	⬆️

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