Remove player salary dictionary initialization

- Delete hardcoded player_salaries and sd_player_salaries dictionary creation
- Simplify initial data setup in app.py
- Prepare for more dynamic salary mapping approach

app.py

@@ -110,8 +110,6 @@ def convert_df(array):
     return array.to_csv().encode('utf-8')
 
 roo_data, sd_roo_data, timestamp = init_baselines()
-player_salaries = dict(zip(roo_data['Player'], roo_data['Salary']))
-sd_player_salaries = dict(zip(sd_roo_data['Player'], sd_roo_data['Salary']))
 hold_display = roo_data
 lineup_display = []
 check_list = []