Stop bots submitting with non-clean URLs

Attaching a re-roll of the patch along with a possibility to disable this by setting a variable.

Given that still a lot of people use the 7.x version of this module, I'll apply the patch and test it.

Given that still a lot of people use the 7.x version of this module, I'll apply the patch and test it.

This patch was already applied in the issue https://www.drupal.org/project/antibot/issues/3057534 📌 Improve bot prevention with a better key and timestamp Needs review

I'll close this issue