Merge branch 'main' of https://gitlab-df.imt-atlantique.fr/k23aroui/mapd_file_rouge

merge w sf

src/main/java/org/petriNet/Main.java

-package org.petriNet;
-
-public class Main {
-    public static void main(String[] args) {
-        System.out.println("Hello world!");
-    }
-}
\ No newline at end of file