chore: update sample code

Signed-off-by: Otavio Santana <[email protected]>

Author: otaviojava

src/main/java/org/jnosql/demo/se/App.java …n/java/com/otaviojava/demos/ddd/App.javasrc/main/java/org/jnosql/demo/se/App.java renamed to src/main/java/com/otaviojava/demos/ddd/App.java src/main/java/org/jnosql/demo/se/App.java renamed to src/main/java/com/otaviojava/demos/ddd/App.java

@@ -9,7 +9,7 @@
  * You may elect to redistribute this code under either of these licenses.
  */
 
-package org.jnosql.demo.se;
+package com.otaviojava.demos.ddd;