Set default PostgreSQL version for Fedora 33
Set default PostgreSQL version for Fedora 33

Fedora 33 uses Postgresql 12 by default.

puppetlabs/puppetlabs-postgresql,buzzdeee/puppetlabs-postgresql,puppetlabs/puppetlabs-postgresql,puppetlabs/puppetlabs-postgresql,buzzdeee/puppetlabs-postgresql,buzzdeee/puppetlabs-postgresql