Can't add book tags anymore #3527

Describe the Bug

Can't add book tags after update to BookStack v22.06 anymore.

Steps to Reproduce

Try to add book tags as usual.

Expected Behaviour

Book tag has to be added to book / item

Screenshots or Additional Context

No response

Browser Details

Chrome / Firefox ...

Exact BookStack Version

v22.06

PHP Version

No response

Hosting Environment

Debian 11 Bullseye