Interrapt G25

Admin user is able to register an attendee with entering more than 50 characters in the 'High school' field, even though by the specification the 'High school' field should accept maximum 50 characters.

Steps to reproduce
1. Log in with valid credentials
2. Navigate to https://qainterrapt.brainster.xyz/attendees
3. Click on 'Create' button
4. Fill the 'High school' field with more than 50 characters
5. Click on 'Create' button.

Expected result
Message should be displayed:'The 'High school' field accepts maximum 50 characters'. The admin user should not be able to register an attendee using more than 50 characters in the 'High school' field.

Actual result
An attendee is registered with more than 50 characters in the 'High school' field.

Browsers
Chrome on Windows 114.0.5735.198
Mozilla Firefox 117.0