chore(deps): update golang docker tag to v1.26.1

[renovate]

This PR contains the following updates:

Package	Type	Update	Change	Pending
golang	stage	minor	1.25.9 → 1.26.1	1.26.2

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[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 32.87%. Comparing base (0eaff75) to head (30ce7f3).

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2020      +/-   ##
==========================================
+ Coverage   32.53%   32.87%   +0.34%     
==========================================
  Files          77       77              
  Lines        8758     7064    -1694     
==========================================
- Hits         2849     2322     -527     
+ Misses       5713     4546    -1167     
  Partials      196      196              

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