Merge pull request #11552 from Tetane/master

Add missing constant binding STRETCH_ASPECT_EXPAND in SceneTree

scene/main/scene_tree.cpp

@@ -2216,6 +2216,7 @@ void SceneTree::_bind_methods() {
 	BIND_ENUM_CONSTANT(STRETCH_ASPECT_KEEP);
 	BIND_ENUM_CONSTANT(STRETCH_ASPECT_KEEP_WIDTH);
 	BIND_ENUM_CONSTANT(STRETCH_ASPECT_KEEP_HEIGHT);
+	BIND_ENUM_CONSTANT(STRETCH_ASPECT_EXPAND);
 }
 
 SceneTree *SceneTree::singleton = NULL;