fix local reference issue

app.py

@@ -115,8 +115,9 @@ with gr.Blocks(theme='pseudolab/huggingface-korea-theme') as demo:
         update_button = gr.Button(value="뉴스 데이터 업데이트")
         update_button.click(fn=update_news_data, inputs=None, outputs=None)
 
+        _news_data = global news_data
         gr.Examples(
-            news_data,
+            _news_data,
             [Link_TXT, Link_URL],
         )