Confusing length check in joystick task

[incebellipipo]

This is an incorrect implementation

TMR4243_LAB/template_joystick_control/template_joystick_control/joystick_control_node.py

Line 120 in c03efd0

if len(result) != 5:

Only works for $u \in \mathbb{R}^5$ and applies only for simple task.