Add 'Position' column to summary row in Handbuilder tab of app.py to provide a comprehensive overview of player data, enhancing clarity and user experience.

app.py

@@ -896,6 +896,7 @@ with tab4:
 
             summary_row = pd.DataFrame({
                 'Player': ['TOTAL'],
+                'Position': ['ALL'],
                 'Team': [most_common_team],
                 'Salary': [total_salary],
                 'Median': [total_median],