fix: docker stub and add a test for this

[ChristopherHX]

Build tag without WITHOUT_DOCKER were not covered by CI

Next steps are refactoring coverage collection that all go run and go test results are merged

[github-actions[bot]]

🦙 MegaLinter status: ✅ SUCCESS

Descriptor	Linter	Files	Fixed	Errors	Elapsed time
✅ EDITORCONFIG	editorconfig-checker	2		0	0.01s
✅ REPOSITORY	gitleaks	yes		no	2.3s
✅ REPOSITORY	git_diff	yes		no	0.01s
✅ REPOSITORY	grype	yes		no	7.42s
✅ REPOSITORY	secretlint	yes		no	1.11s
✅ REPOSITORY	trivy-sbom	yes		no	0.64s
✅ REPOSITORY	trufflehog	yes		no	4.76s
✅ YAML	prettier	1		0	0.33s
✅ YAML	v8r	1		0	1.57s

See detailed report in MegaLinter reports _Set VALIDATE_ALL_CODEBASE: true in mega-linter.yml to validate all sources, not only the diff_

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[codecov[bot]]

Codecov Report

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

Project coverage is 76.32%. Comparing base (5a80a04) to head (beb8d01). Report is 81 commits behind head on master.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #2355 +/- ## =========================================== + Coverage 61.56% 76.32% +14.76% =========================================== Files 53 61 +8 Lines 9002 7815 -1187 =========================================== + Hits 5542 5965 +423 + Misses 3020 1295 -1725 - Partials 440 555 +115 ```

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