chore(deps-dev): Update tox requirement from 4.30.2 to 4.30.3

Updates the requirements on [tox](https://github.com/tox-dev/tox) to permit the latest version.
- [Release notes](https://github.com/tox-dev/tox/releases)
- [Changelog](https://github.com/tox-dev/tox/blob/main/docs/changelog.rst)
- [Commits](tox-dev/tox@4.30.2...4.30.3)

---
updated-dependencies:
- dependency-name: tox
  dependency-version: 4.30.3
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

pyproject.toml

@@ -93,7 +93,7 @@ autopep8 = "2.3.2"
 mypy = "1.18.2"
 bandit = "1.8.6"
 tomli = { version = "^2.0.1", python = "<3.11" }
-tox = "4.30.2"
+tox = "4.30.3"
 pyupgrade = "3.20.0"
 deptry = "0.23.1"
 # for tests, use the GPL-version of jsonschema format validators - they are faster