Update app.py

app.py

@@ -165,7 +165,7 @@ def generate_graph(investors, filtered_data, selected_valuation_range):
             G.add_node(investor)
             G.add_edge(investor, company)
 
-    pos = nx.spring_layout(G, seed=1721, iterations=15)
+    pos = nx.spring_layout(G, seed=1721, iterations=150)
     edge_x, edge_y = [], []
 
     for edge in G.edges():