Bump hstspreload from 2024.8.1 to 2024.9.1

Bumps [hstspreload](https://github.com/sethmlarson/hstspreload) from 2024.8.1 to 2024.9.1.
- [Commits](sethmlarson/hstspreload@2024.8.1...2024.9.1)

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

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

karton_ssl_checks/requirements.txt

@@ -1,2 +1,2 @@
 sslyze==6.0.0
-hstspreload==2024.8.1
+hstspreload==2024.9.1