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>

.github/workflows/publish.yml

@@ -29,7 +29,7 @@ jobs:
               with:
                   platforms: linux/386,linux/amd64,linux/arm/v6,linux/arm/v7,linux/arm64/v8,linux/ppc64le,linux/s390x
             - name: Set up Docker Buildx
-              uses: docker/setup-buildx-action@v2.5.0
+              uses: docker/setup-buildx-action@v1.6.0
             - name: Login to DockerHub
               uses: docker/login-action@v1.14.1
               with:

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