MNT: add conditional check for aerodynamic surfaces before drawing rocket

Author: Gui-FernandesBR

rocketpy/plots/rocket_plots.py

@@ -681,9 +681,10 @@ def all(self):
         """
 
         # Rocket draw
-        print("\nRocket Draw")
-        print("-" * 40)
-        self.draw()
+        if len(self.rocket.aerodynamic_surfaces) > 0:
+            print("\nRocket Draw")
+            print("-" * 40)
+            self.draw()
 
         # Mass Plots
         print("\nMass Plots")