Update actions/checkout action to v3

[my-renovate]

This PR contains the following updates:

Package	Type	Update	Change
actions/checkout	action	major	v2 -> v3

---

Release Notes

actions/checkout

v3

Compare Source

• Add input set-safe-directory

[github-actions]

MegaLinter status: ✅ SUCCESS

Descriptor	Linter	Files	Fixed	Errors	Elapsed time
✅ ACTION	actionlint	1		0	0.01s
✅ CREDENTIALS	secretlint	yes		no	0.89s
✅ GIT	git_diff	yes		no	0.01s
✅ SPELL	misspell	1	0	0	0.07s
✅ YAML	prettier	1	0	0	0.47s
✅ YAML	yamllint	1		0	0.1s

See errors details in artifact MegaLinter reports on CI Job page
Set VALIDATE_ALL_CODEBASE: true in mega-linter.yml to validate all sources, not only the diff