Update app.py

app.py

@@ -231,7 +231,7 @@ if show_exact_matches:
             countries = metadata.get('countries', "[]")
             client_name = metadata.get('client', 'Unknown Client')
             start_year = metadata.get('start_year', None)
-            end_year_ = metadata.get('end_year', None)
+            end_year = metadata.get('end_year', None)
             
             try:
                 c_list = json.loads(countries.replace("'", '"'))