Remove tutorial stuff

hello-world/src/main.rs

@@ -1,7 +1,6 @@
 use bevy::prelude::*;
 
 mod orbit_cam;
-mod people;
 mod test_scene;
 
 use orbit_cam::{OrbitCam, OrbitCamPlugin};
@@ -12,21 +11,11 @@ fn main() {
     console_error_panic_hook::set_once();
 
     App::new()
-        .add_plugins((
-            DefaultPlugins,
-            people::Plugin,
-            OrbitCamPlugin,
-            TestScenePlugin,
-        ))
-        .add_systems(Startup, hello_world)
+        .add_plugins((DefaultPlugins, OrbitCamPlugin, TestScenePlugin))
         .add_systems(Update, draw_world_axes.after(orbit_cam::pan_orbit_camera))
         .run();
 }
 
-fn hello_world() {
-    info!("Hello, world!");
-}
-
 fn draw_world_axes(mut gizmos: Gizmos, q: Query<&OrbitCam>) {
     let &OrbitCam { focus, radius, .. } = q.single();