build(deps): bump tox from 3.27.1 to 3.28.0

Bumps [tox](https://github.com/tox-dev/tox) from 3.27.1 to 3.28.0.
- [Release notes](https://github.com/tox-dev/tox/releases)
- [Changelog](https://github.com/tox-dev/tox/blob/3.28.0/docs/changelog.rst)
- [Commits](tox-dev/tox@3.27.1...3.28.0)

---
updated-dependencies:
- dependency-name: tox
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

requirements-build.txt

@@ -1,4 +1,4 @@
 # The build and tox versions specified here are also used as constraints
 # during CI and CD Github workflows
 build==0.9.0
-tox==3.27.1
+tox==3.28.0