Update dependency go to v1.25.6

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
go (source)	toolchain	patch	1.25.5 → 1.25.6

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Release Notes

golang/go (go)

v1.25.6

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Configuration

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 73.39%. Comparing base (39b5474) to head (7839f0b).

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #518   +/-   ##
=======================================
  Coverage   73.39%   73.39%           
=======================================
  Files          19       19           
  Lines        2902     2902           
=======================================
  Hits         2130     2130           
  Misses        523      523           
  Partials      249      249           

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