Update app.py

app.py

@@ -26,7 +26,7 @@ def plot_efficient_frontier_and_max_sharpe(mu, S):
     plotting.plot_efficient_frontier(ef, ax=ax, show_assets=False)
     ef_max_sharpe.max_sharpe(risk_free_rate=0.02)
     ret_tangent, std_tangent, _ = ef_max_sharpe.portfolio_performance()
-    ax.scatter(std_tangent, ret_tangent, marker="*", s=100, c="r", label="MAX Sharps")
+    ax.scatter(std_tangent, ret_tangent, marker="*", s=100, c="r", label="MAX Sharpe")
     ax.legend()
     return fig