Bump python-slugify from 6.1.1 to 8.0.1

Bumps [python-slugify](https://github.com/un33k/python-slugify) from 6.1.1 to 8.0.1.
- [Release notes](https://github.com/un33k/python-slugify/releases)
- [Changelog](https://github.com/un33k/python-slugify/blob/master/CHANGELOG.md)
- [Commits](https://github.com/un33k/python-slugify/compare/v6.1.1...v8.0.1)

---
updated-dependencies:
- dependency-name: python-slugify
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

VERSION

@@ -1 +1 @@
-1.0.15
+1.0.16

requirements.txt

@@ -1,3 +1,3 @@
 amcrest==1.9.7
 paho-mqtt==1.6.1
-python-slugify==6.1.1
+python-slugify==8.0.1