Fix minor doc issues

crates/bevy_scene/src/scene_spawner.rs

@@ -168,7 +168,7 @@ impl SceneSpawner {
  ///
  /// This will remove the scene and all its related entities from the world.
  /// The world will be updated before this method returns. Requires
- /// exclusive world acces through [`&mut World`].
+ /// exclusive world acces through `&mut World`.
  ///
  /// [`SceneSpawner::despawn`] does the same thing, but does not require
  /// exclusive world access, it will update the world when
@@ -262,7 +262,7 @@ impl SceneSpawner {
  Ok(())
  }
 
- /// Manually despawn scenes marked for elimination
+ /// Manually despawn scenes marked for elimination.
  pub fn despawn_queued_scenes(&mut self, world: &mut World) -> Result<(), SceneSpawnError> {
  let scenes_to_despawn = std::mem::take(&mut self.scenes_to_despawn);
 
@@ -272,7 +272,7 @@ impl SceneSpawner {
  Ok(())
  }
 
- /// Manually spawn scenes marked for creation
+ /// Manually spawn scenes marked for creation.
  pub fn spawn_queued_scenes(&mut self, world: &mut World) -> Result<(), SceneSpawnError> {
  let scenes_to_spawn = std::mem::take(&mut self.scenes_to_spawn);
  for (scene_handle, instance_id) in scenes_to_spawn {