Update app.py

app.py

@@ -89,7 +89,7 @@ with col1:
 read_markdown(f"architectures/{selected_model.lower()}.md")
 
 # Model evaluation
-st.subheader("3 - Code models evaluation")
+st.subheader("3 - Code model evaluation")
 read_markdown("evaluation/intro.md")
 read_markdown("evaluation/demo_humaneval.md")