Update app.py

Updated the smaller subset of Japanese news articles for faster loading

app.py

@@ -220,7 +220,7 @@ elif topic == "Text Summarization":
         "<h3 style='text-align: center; color:#F63366; font-size:18px;'><b>Japanese News Article Data<b></h3>",
         unsafe_allow_html=True)
 
-    news_articles = pd.read_csv("jp_news_articles.csv").sample(frac=0.75,
+    news_articles = pd.read_csv("jp_news_articles_val.csv").sample(frac=0.75,
                                                                                                  random_state=42)
     gb = GridOptionsBuilder.from_dataframe(news_articles)
     gb.configure_pagination()