[BUG] - Email verification

[dgualvez]

Describe the bug

Target class [App\Http\Middleware\ValidateSignature] does not exist.

To Reproduce

Steps to reproduce the behavior:

1. Fresh installation
2. Register a new user
3. Click the verification link send in the email
4. See error: Target class [App\Http\Middleware\ValidateSignature] does not exist.