Readding demo

docs/_posts/2024-03-18-Demo.md

@@ -38,8 +38,8 @@ vcs import < patrolling_demo/thirdparty.repos
 vcs import < fortress_sim/thirdparty.repos
 ```
 
-
 Now the only thing left is init Rosdep and compiling (Note that you need to be in the root if the workspace):
+
 ```bash
 cd ../.. # If you are already in root DO NOT EXECUTE THIS
 sudo rosdep init
@@ -60,11 +60,11 @@ ros2 launch darknet_ros darknet_ros.launch.py
 ```
 
 And for last, launch the demo (if it gets stuck before going to the door for the first time please reset both the simulation and the navigation).
+
 ```bash
 ros2 run patrolling_demo executor
 ```
 
-
 ## Showcase 8x
 
 {% include embed/youtube.html id='V0LpdK5p47A' %}