Remove redundant openwoo_publish_install()

Problem/Motivation

openwoo_publish_install() installs the openwoo_publication entity type. However, entity types are already installed by default when enabling the module

Proposed resolution

Remove redundant openwoo_publish_install()

Remaining tasks

1. Write a merge request
2. Review
3. Commit

User interface changes

None

API changes

None

Data model changes

None