Update Dockerfile.hardware

Dockerfile.hardware

@@ -49,9 +49,6 @@ RUN apt-get update && apt-get install -y \
 
 RUN git clone --depth 1 -b humble-devel https://github.com/husarion/rosbot_ros.git src && \
     vcs import src < src/rosbot/rosbot_hardware.repos && \
-    cp -r src/ros2_controllers/diff_drive_controller src/ && \
-    cp -r src/ros2_controllers/imu_sensor_broadcaster src/ && \
-    rm -rf src/ros2_controllers && \
     # it is necessary to remove simulation - otherwise rosdep tries to install dependencies
     rm -r src/rosbot_gazebo && \
     # without this line (using vulcanexus base image) rosdep init throws error: "ERROR: default sources list file already exists:"