The allow cookies was already there because of the cookie banner law, unfortunately GDPR did not stop the cookie law, but GDPR does say you need a way to agree

The allow cookies was already there because of the cookie banner law, unfortunately GDPR did not stop the cookie law, but GDPR does say you need a way to agree to tracking etc. and to be informed when it happens so it sort of seems reasonable the allow cookies popups would be used for this.