specify PID source

[cdussieux]

No description provided.

[cdussieux]

error[E0603]: struct PID is private
--> orbita2d_c_api/src/controller.rs:4:59
|
4 | use orbita2d_controller::{AngleLimit, Orbita2dController, PID};
| ^^^ private struct
|
note: the struct PID is defined here
--> /home/reachy/reachy_ws/src/orbita2d_control/orbita2d_controller/src/lib.rs:49:72
|
49 | use motor_toolbox_rs::{FakeMotorsController, MotorsController, Result, PID};
| ^^^
help: import PID directly
|
4 | use orbita2d_controller::{AngleLimit, Orbita2dController, motor_toolbox_rs::pid::PID};

Applied the change suggested by rustc