Apply suggestions from code review

Author: maniwani

crates/bevy_ecs/src/schedule/set.rs

@@ -81,7 +81,6 @@ enum SystemSetKind {
 
 /// Type-elided struct whose methods return the same values as its original [`SystemSet`].
 #[derive(Clone, Copy, Eq, PartialEq, Hash)]
-
 pub struct SystemSetUntyped {
     id: SystemSetId,
     kind: SystemSetKind,

crates/bevy_ecs/src/world/mod.rs

@@ -1849,7 +1849,7 @@ impl World {
         self.try_schedule_scope(label, |world, sched| sched.run(world))
     }
 
-    /// Runs the [`Schedule`] associated with the `id` a single time.
+    /// Runs the [`Schedule`] associated with the `label` a single time.
     ///
     /// The [`Schedule`] is fetched from the [`Schedules`] resource of the world by its label,
     /// and system state is cached.

crates/bevy_macro_utils/src/lib.rs

@@ -170,8 +170,6 @@ pub fn ensure_no_collision(value: Ident, haystack: TokenStream) -> Ident {
 /// - `input`: The [`syn::DeriveInput`] for struct that is deriving the label trait
 /// - `trait_path`: The path [`syn::Path`] to the label trait
 pub fn derive_label(input: syn::DeriveInput, trait_path: &syn::Path) -> TokenStream {
-    //let bevy_utils_path = BevyManifest::default().get_path("bevy_utils");
-
     let ident = input.ident;
     let (impl_generics, ty_generics, where_clause) = input.generics.split_for_impl();
     let mut where_clause = where_clause.cloned().unwrap_or_else(|| syn::WhereClause {