Enhance data handling in load_contest_file.py by dropping NA values from BaseName

- Updated the load_contest_file function to drop NA values from df['BaseName'] before displaying and creating the entry_list, improving data integrity and clarity for users.
- Maintained existing functionality while ensuring that only valid entries are processed and presented during contest file loading.

global_func/load_contest_file.py

@@ -135,7 +135,7 @@ def load_contest_file(upload, helper_var, helper = None, sport = None):
             
             print('Made it through check_lineups')
 
-            st.table(df['BaseName'])
+            st.table(df['BaseName'].dropna())
             st.table(cleaned_df)
             st.table(ownership_df)
             st.table(fpts_df)
@@ -145,7 +145,7 @@ def load_contest_file(upload, helper_var, helper = None, sport = None):
             st.table(check_lineups)
             
             # Get unique entry names
-            entry_list = list(set(df['BaseName']))
+            entry_list = list(set(df['BaseName'].dropna()))
             entry_list.sort()
 
             if helper_var == 1: