Update docker.io/library/golang Docker tag to v1.26.2

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
docker.io/library/golang	stage	minor	1.25.5 → 1.26.2

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[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 59.68%. Comparing base (92d925e) to head (cefd318).

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #239   +/-   ##
=======================================
  Coverage   59.68%   59.68%           
=======================================
  Files          14       14           
  Lines         568      568           
=======================================
  Hits          339      339           
  Misses        199      199           
  Partials       30       30           

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