chore: golangci-lint updated to v2.8.0

[dadrus]

No description provided.

[codecov]

Codecov Report

❌ Patch coverage is 86.36364% with 6 lines in your changes missing coverage. Please review.
✅ Project coverage is 91.18%. Comparing base (1b686d7) to head (a090934).
⚠️ Report is 1 commits behind head on main.
✅ All tests successful. No failed tests found.

Files with missing lines	Patch %	Lines
internal/handler/metrics/module.go	0.00%	1 Missing and 1 partial ⚠️
internal/rules/mechanisms/cellib/subjects.go	50.00%	0 Missing and 2 partials ⚠️
internal/rules/mechanisms/cellib/networks.go	66.66%	1 Missing ⚠️
internal/validation/translations.go	88.88%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2963      +/-   ##
==========================================
- Coverage   91.19%   91.18%   -0.01%     
==========================================
  Files         298      298              
  Lines       11252    11246       -6     
==========================================
- Hits        10261    10255       -6     
  Misses        721      721              
  Partials      270      270              

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