build(deps): bump readchar from 4.0.5 to 4.0.6

Bumps [readchar](https://github.com/magmax/python-readchar) from 4.0.5 to 4.0.6.
- [Release notes](https://github.com/magmax/python-readchar/releases)
- [Commits](magmax/python-readchar@v4.0.5...v4.0.6)

---
updated-dependencies:
- dependency-name: readchar
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

requirements.txt

@@ -47,7 +47,7 @@ python-dateutil==2.9.0.post0
 python-editor==1.0.4
 pytz==2024.1
 PyYAML==6.0.1
-readchar==4.0.5
+readchar==4.0.6
 requests==2.31.0
 resolvelib==1.0.1
 responses==0.25.0