Update app.py

app.py

@@ -183,8 +183,7 @@ Unlock your AI mastery with our densified skill tree - from LC to SD - each node
 # --------------------------
 # Mermaid Diagrams
 # --------------------------
-# In these diagrams, the root nodes have been updated to two-letter abbreviations.
-# All ( and ) characters have been removed from the data.
+# Set of records where each has a label and a unicode text block with mermaid code.
 
 mermaid_areas = {
     "1. 👥 Leadership and Collaboration - LeCo": r'''