Fix published date formatting

app.py

@@ -93,7 +93,7 @@ for article, sentiment in filter_with_sentiment(classified_articles, target_sent
     st.markdown(
         f'''
         #### {article.title}
-        Published on {strftime(article.published_parsed, '%H:%M %d/%m/%Y')}
+        Published on {strftime('%H:%M %d/%m/%Y', article.published_parsed)}
         **Sentiment:** {sentiment.get('label').capitalize()}
         '''
     )