Update static_typing.rst

The documentations said it shows the same callback two times, one time with dynamic typing and one time with type hints. In reality, two different callbacks were shown. This has been fixed.

tutorials/scripting/gdscript/static_typing.rst

@@ -439,8 +439,7 @@ signal in a dynamic style:
 And the same callback, with type hints:
 
 ::
-
-    func _on_area_entered(area: CollisionObject2D) -> void:
+    func _on_area_2d_body_entered(body: PhysicsBody2D) -> void:
         pass
 
 Warning system