Bleach 6 update (#4610)

* Update bleach requirement from ==5.0.* to ==6.2.*

Updates the requirements on [bleach](https://github.com/mozilla/bleach) to permit the latest version.
- [Changelog](https://github.com/mozilla/bleach/blob/main/CHANGES)
- [Commits](https://github.com/mozilla/bleach/compare/v5.0.0...v6.2.0)

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

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

* Update bleach parameter types

* Fix tests

---------

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

src/pretix/control/logdisplay.py

@@ -613,7 +613,7 @@ def pretixcontrol_logentry_display(sender: Event, logentry: LogEntry, **kwargs):
 
     if logentry.action_type == 'pretix.event.order.consent':
         return _('The user confirmed the following message: "{}"').format(
-            bleach.clean(logentry.parsed_data.get('msg'), tags=[], strip=True)
+            bleach.clean(logentry.parsed_data.get('msg'), tags=set(), strip=True)
         )
 
     if logentry.action_type == 'pretix.event.order.canceled':