Added region_tree tests

tests/graph_module.cpp

@@ -4,26 +4,6 @@
 #include <core/math/rect2.h>
 #include "flecs.h"
 #include "graph_module.h"
-namespace WorldEditor
-{
-	namespace components
-	{
-		struct buildings_layout_zone
-		{
-			int type;
-			bool align_wall;
-		};
-		struct buildings_layout_area
-		{
-			float area;
-		};
-		struct buildings_layout_system
-		{
-			flecs::entity e;
-		};
-
-	}
-}
 struct graph_module
 {
 	graph_module(flecs::world &ecs)