Update filtering instructions and button functionality in app.py

- Added an informational note regarding manual reset of filters to enhance user understanding of the filtering process.
- Simplified the layout by removing the reset button column, retaining only the clear data button for a more streamlined interface.

app.py

@@ -230,25 +230,10 @@ with tab2:
         st.session_state['field_stack_frame'] = create_stack_exposures(working_df)
 
         with st.expander("Info and filters"):
-            clear_col, reset_col, blank_col = st.columns([1, 1, 12])
-            with clear_col:
-                if st.button('Clear data', key='reset3'):
-                    st.session_state.clear()
-            with reset_col:
-                    if st.button("Reset filters"):
-                        filter_keys = [
-                            'entry_parse_var', 'entry_names',
-                            'low_entries_var', 'high_entries_var',
-                            'stack_parse_var', 'stack_names',
-                            'stack_size_parse_var', 'stack_size_names',
-                            'player_parse_var', 'player_names',
-                            'pos_var', 'pos_select'
-                        ]
-                        for each_var in filter_keys:
-                            if each_var in st.session_state:
-                                del st.session_state[each_var]
-                        
-                        st.rerun()
+            st.info("Note that any filtering here needs to be reset manually, i.e. if you parse down the specific users and want to reset the table, just backtrack your filtering by setting it back to 'All'")
+            if st.button('Clear data', key='reset3'):
+                st.session_state.clear()
+
             with st.form(key='filter_form'):
                 users_var, entries_var, stack_var, stack_size_var, player_var = st.columns(5)
                 with users_var: