Update README.md to correct ROS setup sourcing instructions and mark subproject as dirty

Install_Documentation/README.md

@@ -38,9 +38,6 @@ Ensure you have the following installed on your system:
     ```bash
     source install/setup.bash
     ```
-    ```bash
-    source /opt/ros/${ROS_DISTRO}/setup.bash
-    ```
 
 5. **Install the Universal Robots driver and replace the ur_description package in `/opt/ros/humble/share/`  wtth the custom made one from the repository**:
     ```bash
@@ -52,8 +49,11 @@ Ensure you have the following installed on your system:
     ```bash
     sudo cp -r ~/robot-sensor/workspaces/COLCON_WS/src/ur_description /opt/ros/${ROS_DISTRO}/share/
     ```
-
+    ```bash
+    source /opt/ros/${ROS_DISTRO}/setup.bash
+    ```
 6. **Now start the ur_robot_driver with the following comand:**
+    Exchange the <IP_from_your_robot> with the actual IP
     ```bash
     ros2 launch ur_robot_driver ur_control.launch.py ur_type:=ur10 robot_ip:=<IP_from_your_robot>
     ```