[436359] Do not compute children nodes for region containers

A RegionContainer will only displayed its children containers
(DNodeContainer and DNodeList) as regions/compartments.

Border nodes are still computed.

A future commit will add a validation rule in the VSM editor.

Bug: 436359
Change-Id: I550bebbaf19558b1ab11933633fbc8b8595a4f8e
Signed-off-by: Maxime Porhel <maxime.porhel@obeo.fr>
1 file changed