Add slate definitions for DK and FD showdown options on data reset in Streamlit app

src/streamlit_app.py

@@ -119,6 +119,8 @@ if st.button("Load/Reset Data", key='reset2'):
     st.cache_data.clear()
     for key in st.session_state.keys():
         del st.session_state[key]
+    slate_names_dk, slate_name_lookup_dk = define_dk_showdown_slates()
+    slate_names_fd, slate_name_lookup_fd = define_fd_showdown_slates()
     DK_seed = init_DK_seed_frames('Main Slate', 10000)
     DK_sd_seed = init_DK_SD_seed_frames(slate_names_dk[0], 10000, dk_showdown_db_translation)
     FD_seed = init_FD_seed_frames('Main Slate', 10000)