bug #136 Remove deprecated registration of entity namespace (bjo3rnf)

This PR was merged into the 0.4-dev branch.

Discussion
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Remove deprecated registration of entity namespace

Registration of entity namespaces has been deprecated in doctrine/persistence 2.x and prevents usage of the bundle in combination with doctrine/persistence 3.x. This patch addresses #135

Commits
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f634b1f Remove deprecated registration of entity namespace

Author: chalasr

src/DependencyInjection/CompilerPass/RegisterDoctrineOrmMappingPass.php

@@ -19,8 +19,7 @@ public function __construct()
             new Reference(Driver::class),
             ['League\Bundle\OAuth2ServerBundle\Model'],
             ['league.oauth2_server.persistence.doctrine.manager'],
-            'league.oauth2_server.persistence.doctrine.enabled',
-            ['LeagueOAuth2ServerBundle' => 'League\Bundle\OAuth2ServerBundle\Model']
+            'league.oauth2_server.persistence.doctrine.enabled'
         );
     }
 }