fix docs/tutorials path (#320)

Author: Ph1so

docs/tutorials/index.md

@@ -4,7 +4,7 @@ Step-by-step guides for common AirStack workflows. If you are new, start with **
 
 | Tutorial | Description |
 |---|---|
-| [Getting Started](getting_started.md) | Install AirStack, pull Docker images, launch a simulated robot, and fly it for the first time. |
+| [Getting Started](../getting_started.md) | Install AirStack, pull Docker images, launch a simulated robot, and fly it for the first time. |
 | [Multi-Robot Simulation](multi_robot_simulation.md) | Spin up multiple simulated robots in Isaac Sim and verify independent ROS 2 namespaces. |
 | [Autonomy Modes](autonomy_modes.md) | Understand `onboard_all`, `onboard_local`, and `offboard_global` modes and the commands to run each. |
 | [Deploying to Hardware](deploying_to_hardware.md) | Flash a Jetson or VOXL device, configure the robot hostname, and run the autonomy stack on a real drone. |