added show success

multiple.py

@@ -475,6 +475,8 @@ def multiple_main():
         st.session_state.uploaded_files = []
     if 'filtered_scenarios_df' not in st.session_state:
         st.session_state.filtered_scenarios_df = None
+    if 'show_success' not in st.session_state:
+        st.session_state.show_success = False
 
     if 'jira_server' not in st.session_state:
         st.session_state.jira_server = JIRA_SERVER