chore(deps): update golangci/golangci-lint-action action to v6

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
golangci/golangci-lint-action	action	major	v5 -> v6

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Release Notes

golangci/golangci-lint-action (golangci/golangci-lint-action)

### [`v6`](https://togithub.com/golangci/golangci-lint-action/compare/v5...v6) [Compare Source](https://togithub.com/golangci/golangci-lint-action/compare/v5...v6)

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Configuration

📅 Schedule: Branch creation - "before 4am on Monday" (UTC), Automerge - At any time (no schedule defined).

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

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• [ ] If you want to rebase/retry this PR, check this box

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This PR has been generated by Mend Renovate. View repository job log here.

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 50.48%. Comparing base (1eb13c6) to head (48f0d5f).

:exclamation: Current head 48f0d5f differs from pull request most recent head 276c82d

Please upload reports for the commit 276c82d to get more accurate results.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #169 +/- ## ======================================= Coverage 50.48% 50.48% ======================================= Files 67 67 Lines 3207 3207 ======================================= Hits 1619 1619 Misses 1362 1362 Partials 226 226 ```

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