Update column exclusion logic in 'Manage Portfolio' to allow for dynamic exclusion of selected columns, enhancing user control in combo analysis.

app.py

@@ -2012,7 +2012,7 @@ if selected_tab == 'Manage Portfolio':
                 with combo_size_col:
                     combo_size = st.selectbox("Combo Size", [2, 3], key='combo_size')
                 with columns_excluded_col:
-                    excluded_cols_extended = st.multiselect("Exclude Columns?", st.session_state['display_frame'].columns, key='excluded_cols_extended')
+                    excluded_cols_extended = st.multiselect("Exclude Columns?", st.session_state['display_frame'].columns - excluded_cols, key='excluded_cols_extended')
                 with combo_analyze_col:
                     if st.button("Analyze Combos", key='analyze_combos'):
                         st.session_state['combo_analysis'] = analyze_player_combos(