fix(SanitizationService): warn the user when sanitization prevents binding #8522
Description
Current behavior
The Sanitization Service prevents the binding to unsafe HTML (and probably more) without warning the user about it.
See #8491
Expected/desired behavior
It should warn us so we now that it is the service acting and not a bug. The service should not prevent the binding but warn about it.
Other information
Security being tracked over here #8511
cc @mprobst