Switch to buildx

git-svn-id: https://redmine.imt-atlantique.fr/svn/xaal/code/Python/branches/0.7@3178 b32b6428-25c9-4566-ad07-03861ab6144f

docker/xaal-debian/test.sh

@@ -3,6 +3,6 @@
 VER=latest
 NAME=xaal-debian
 
-docker build -t ${NAME}:${VER} .
+docker buildx build -t ${NAME}:${VER} .
 docker run -it --rm ${NAME}:${VER}
-docker rmi ${NAME}
+docker rmi ${NAME}:${VER}