chore(deps): update go toolchain directive to v1.26.6

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
go (source)	toolchain	patch	1.26.5 → 1.26.6

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Release Notes

golang/go (go)

v1.26.6

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Configuration

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[github-actions]

Dependency Review

✅ No vulnerabilities or license issues or OpenSSF Scorecard issues found.

Scanned Files

None

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 74.70%. Comparing base (3f85fd5) to head (e323526).

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #266   +/-   ##
=======================================
  Coverage   74.70%   74.70%           
=======================================
  Files          10       10           
  Lines         427      427           
=======================================
  Hits          319      319           
  Misses         88       88           
  Partials       20       20           

Flag	Coverage Δ
e2e	74.70% <ø> (ø)
integration	74.70% <ø> (ø)
unittests	74.70% <ø> (ø)

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