chore(deps): Update ruff requirement from ==0.3.* to ==0.4.* (#145)

Updates the requirements on [ruff](https://github.com/astral-sh/ruff) to permit the latest version.
- [Release notes](https://github.com/astral-sh/ruff/releases)
- [Changelog](https://github.com/astral-sh/ruff/blob/main/CHANGELOG.md)
- [Commits](astral-sh/ruff@v0.3.0...v0.4.0)

---
updated-dependencies:
- dependency-name: ruff
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

requirements-testing.txt

@@ -5,5 +5,5 @@ pytest-xdist == 3.*
 twine == 5.*
 mypy == 1.*
 black == 24.*
-ruff == 0.3.*
+ruff == 0.4.*
 moto[s3,sts] == 5.*