⬆️ Update rich requirement from ~=13.6.0 to ~=13.7.0 (#34)

Updates the requirements on [rich](https://github.com/Textualize/rich) to permit the latest version.
- [Release notes](https://github.com/Textualize/rich/releases)
- [Changelog](https://github.com/Textualize/rich/blob/master/CHANGELOG.md)
- [Commits](Textualize/rich@v13.6.0...v13.7.0)

---
updated-dependencies:
- dependency-name: rich
  dependency-type: direct:development
...

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

requirements-dev.txt

@@ -1,4 +1,4 @@
-rich~=13.6.0
+rich~=13.7.0
 rich-click~=1.7.1
 assertpy~=1.1.0
 pytest==7.4.3