Fix unit tests

backend/src/main/java/ovh/herisson/Clyde/RegNoGenerator.java

@@ -28,7 +28,6 @@ public class RegNoGenerator implements IdentifierGenerator {
             Calendar c = new GregorianCalendar();
             if(set.next()){
                 resp = set.getLong(1)+((c.get(Calendar.YEAR)%1000)*10000);
-                System.out.println(resp);
             }
 
             conn.close();