Remove unused session state variable in app.py: eliminate the 'working_seed' from session state to streamline the application and improve performance.

app.py

@@ -397,8 +397,6 @@ with view_col:
         view_var2 = st.radio("View Type", ('Simple', 'Advanced'), key='view_var2')
 with site_col:
     site_var2 = st.radio("Site", ('Draftkings', 'Fanduel'), key='site_var2')
-    if 'working_seed' in st.session_state:
-        del st.session_state['working_seed']
 with league_col:
     league_var = st.radio("What League to load:", ('WNBA', 'NBA'), key='league_var')
     dk_raw, fd_raw, dk_raw_sec, fd_raw_sec, roo_raw, sd_raw, dk_sd_raw, fd_sd_raw, timestamp = load_overall_stats(league_var)