remove debug log

Signed-off-by: Aaron Chong <aaronchongth@gmail.com>

Author: aaronchongth

diagram-editor/frontend/diagram-editor.tsx

@@ -514,7 +514,6 @@ function DiagramEditor() {
     async (jsonStr: string) => {
       try {
         const [diagram, { graph, isRestored }] = await loadDiagramJson(jsonStr);
-        console.log(diagram);
         setLoadContext({ diagram });
         // do not perform auto layout if the diagram is restored from previous state.
         if (!isRestored) {