Prevent wrong unedit when clicking editor viewport

editor/editor_node.cpp

@@ -2136,6 +2136,13 @@ void EditorNode::edit_item(Object *p_object, Object *p_editing_owner) {
 	}
 }
 
+void EditorNode::push_node_item(Node *p_node) {
+	if (p_node || Object::cast_to<Node>(InspectorDock::get_inspector_singleton()->get_edited_object())) {
+		// Don't push null if the currently edited object is not a Node.
+		push_item(p_node);
+	}
+}
+
 void EditorNode::push_item(Object *p_object, const String &p_property, bool p_inspector_only) {
 	if (!p_object) {
 		InspectorDock::get_inspector_singleton()->edit(nullptr);