Update position and team selection prompts in hitter tab of Streamlit app for clarity

- Changed the position selection prompt to a more descriptive question, enhancing user understanding of options.
- Updated the team selection prompt for consistency in phrasing, improving overall user experience in the hitter tab.

src/streamlit_app.py

@@ -181,14 +181,14 @@ with hitter_tab:
         with col3:
             splits_var_hitter = st.selectbox('Splits', ['Overall', 'RHP', 'LHP'], key = 'splits_var_hitter')
         with col4:
-            position_type_hitter = st.multiselect('Select Positions', ['All', 'Specific'], key = 'position_var_hitter')
+            position_type_hitter = st.selectbox('Do you want to view all Positions or Specific ones?', ['All', 'Specific'], key = 'position_type_hitter')
             if position_type_hitter == 'Specific':
                 position_var_hitter = st.multiselect('Positions', ['C', '1B', '2B', '3B', 'SS', 'OF'], key = 'position_var_hitter')
             else:
                 position_var_hitter = None
                 st.write('All Positions selected')
         with col5:
-            team_type_hitter = st.selectbox('Do you want to view all teams or Specific ones?', ['All', 'Specific'], key = 'team_type_hitter')
+            team_type_hitter = st.selectbox('Do you want to view all Teams or Specific ones?', ['All', 'Specific'], key = 'team_type_hitter')
             if team_type_hitter == 'Specific':
                 team_var_hitter = st.multiselect('Select Teams', slate_hitters['Team'].unique(), key = 'team_var_hitter')
             else: