request access to unpublished draft or content created by anonymous fails

Steps to reproduce

• enable anonymous access
• anonymous user creates a page P
• User A with set restrictions permission (for instance space admin) restricts page P to themselves
• User B views the page and is presented with request access panel
• User B clicks "Request Access"

Expected Behaviour

• a notification is sent to space admin
• User B is prompted that a notification was sent

Actual Behaviour

• no notification is sent
• User B is prompted that a notification was not sent