Update deps to use Doctrine Persistence 3.x.
Update deps to use Doctrine Persistence 3.x.

Changelogs summary:

 - doctrine/persistence updated from 2.5.1 to 3.0.0 major
   See changes: https://github.com/doctrine/persistence/compare/2.5.1...3.0.0
   Release notes: https://github.com/doctrine/persistence/releases/tag/3.0.0

 - azuracast/doctrine-entity-normalizer updated from dev-main@2548a9e to dev-main@f322c22
   See changes: https://github.com/AzuraCast/doctrine-entity-normalizer/compare/2548a9e...f322c22

AzuraCast/AzuraCast,AzuraCast/AzuraCast,AzuraCast/AzuraCast,AzuraCast/AzuraCast