Update mega-linter to v6

[github-actions[bot]]

🦙 MegaLinter status: ✅ SUCCESS

Descriptor	Linter	Files	Fixed	Errors	Elapsed time
✅ ACTION	actionlint	1		0	0.01s
✅ COPYPASTE	jscpd	yes		no	1.27s
✅ REPOSITORY	checkov	yes		no	12.28s
✅ REPOSITORY	devskim	yes		no	0.85s
✅ REPOSITORY	dustilock	yes		no	0.01s
✅ REPOSITORY	gitleaks	yes		no	0.12s
✅ REPOSITORY	git_diff	yes		no	0.5s
✅ REPOSITORY	secretlint	yes		no	0.98s
✅ REPOSITORY	syft	yes		no	0.34s
✅ REPOSITORY	trivy	yes		no	3.64s
✅ SPELL	misspell	1		0	0.04s
✅ YAML	prettier	1		0	0.55s
✅ YAML	v8r	1		0	2.35s

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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