build(deps-dev): update tzlocal requirement

Updates the requirements on [tzlocal](https://github.com/regebro/tzlocal) to permit the latest version.
- [Changelog](https://github.com/regebro/tzlocal/blob/master/CHANGES.txt)
- [Commits](regebro/tzlocal@2.1...5.2)

---
updated-dependencies:
- dependency-name: tzlocal
  dependency-type: direct:production
...

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

pyproject.toml

@@ -92,7 +92,7 @@ dependencies = [
     "sortedcontainers>=2.4.0",
     "stevedore>=5.0.0,<6.0.0",
     "structlog>=21.5.0",
-    "tzlocal>=2.1,<5.0",
+    "tzlocal>=2.1,<6.0",
 ]
 dynamic = ["version"]