chore(deps): update dependency go to v1.26.3

[renovate]

This PR contains the following updates:

Package	Update	Change
go	minor	1.25.6 → 1.26.3

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Release Notes

golang/go (go)

v1.26.3

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v1.26.2

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v1.26.1

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v1.26.0

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v1.25.10

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v1.25.9

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v1.25.8

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v1.25.7

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 97.46%. Comparing base (8adfe47) to head (f107ade).

Additional details and impacted files

@@           Coverage Diff           @@
##             main      #35   +/-   ##
=======================================
  Coverage   97.46%   97.46%           
=======================================
  Files           5        5           
  Lines         158      158           
=======================================
  Hits          154      154           
  Misses          2        2           
  Partials        2        2           

Flag	Coverage Δ
unittests	97.46% <ø> (ø)

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