Add missing "use" in "use as" in Nodes and scene instances (#4749)

tutorials/scripting/nodes_and_scene_instances.rst

@@ -205,7 +205,7 @@ only available with GDScript.
 
 At that point, ``scene`` is a packed scene resource, not a node. To create the
 actual node, you need to call :ref:`PackedScene.instance()
-<class_PackedScene_method_instance>`. It returns a tree of nodes that you can
+<class_PackedScene_method_instance>`. It returns a tree of nodes that you can use
 as a child of your current node.
 
 .. tabs::