Bump art from 4.7 to 4.9

Bumps [art](https://github.com/sepandhaghighi/art) from 4.7 to 4.9.
- [Release notes](https://github.com/sepandhaghighi/art/releases)
- [Changelog](https://github.com/sepandhaghighi/art/blob/master/CHANGELOG.md)
- [Commits](sepandhaghighi/art@v4.7...v4.9)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Author: dependabot-preview[bot]

dev-requirements.txt

@@ -1,6 +1,6 @@
 psutil==5.7.2
 requests==2.24.0
-art==4.7
+art==4.9
 setuptools>=40.8.0
 vulture>=1.0
 bandit>=1.5.1