#2344 - Rename Database.getDataSource() to dataSource() with deprecation

ebean-ddl-generator/src/main/java/io/ebeaninternal/dbmigration/DdlGenerator.java

@@ -141,7 +141,7 @@ public class DdlGenerator implements SpiDdlGenerator {
 
   private Connection obtainConnection() {
     try {
-      return server.getDataSource().getConnection();
+      return server.dataSource().getConnection();
     } catch (SQLException e) {
       throw new PersistenceException("Failed to obtain connection to run DDL", e);
     }