Add newline to avoid audit failures

ambari-server/src/main/java/org/apache/ambari/server/orm/entities/RepoDefinitionEntity.java

@@ -37,6 +37,7 @@ import javax.persistence.TableGenerator;
 
 import org.apache.ambari.server.state.RepositoryInfo;
 import org.apache.ambari.server.state.stack.RepoTag;
+
 import com.google.common.base.Objects;
 
 /**
@@ -240,4 +241,4 @@ public class RepoDefinitionEntity {
       repositoryDefinition.setTags(repositoryInfo.getTags());
       return repositoryDefinition;
     }
-  }
+  }