Update tox requirement from ~=3.0 to ~=4.5 (#416)

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](https://github.com/tox-dev/tox/commits/4.5.0)

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

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

dev-requirements.txt

@@ -26,7 +26,7 @@ pytest-logbook~=1.2
 pytest-xdist~=3.2
 pytz~=2023.3
 tox~=3.0;python_version=="3.7"
-tox~=4.4;python_version>="3.8"
+tox~=4.5;python_version>="3.8"
 types-pytz~=2023.3
 types-requests~=2.28
 twine~=4.0