update multifile analysis with plot normalization

ui.py

@@ -400,15 +400,15 @@ def render_multifile_summary(plotly_config=None):
                 st.session_state.categories, st.session_state.categorySelect,
                 speakerRenames=st.session_state.speakerRenames,
             )
-            df7, _ = utils.build_multifile_voice_df(validNames, st.session_state.results)
+            df7, _ = utils.build_multifile_voice_df(validNames, st.session_state.summaries)
 
             fig6 = px.bar(df6, x="files", y=allCategories,
                            title="% of File Duration Spoken by Each Speaker/Role *")
             fig6.update_layout(yaxis_title="% of File Duration")
             st.plotly_chart(fig6, use_container_width=True, config=cfg)
             st.caption(
-                "*Note: Values may not sum to 100% as overlaps between speakers "
-                "are only counted once."
+                "*Note: Values are normalized to 100%. Overlaps between speakers "
+                "of the same role are counted only once."
             )
 
             with st.container():