Update position selection key in player filters for consistency

app.py

@@ -848,7 +848,7 @@ with tab4:
     with st.expander("Player Filters"):
         col1, col2 = st.columns(2)
         with col1:
-            pos_var3 = st.selectbox("Which position(s) would you like to view?",  ['All', 'Specific'], key='pos_var2')
+            pos_var3 = st.selectbox("Which position(s) would you like to view?",  ['All', 'Specific'], key='pos_var3')
             if pos_var3 == 'Specific':
                 pos_select3 = st.multiselect("Select your position(s)", options=['P', 'C', '1B', '2B', '3B', 'SS', 'OF'], key='pos_select3')
             else: