database/models/version: Remove obsolete code comment

Author: Turbo87

crates/crates_io_database/src/models/version.rs

@@ -10,7 +10,6 @@ use serde::Deserialize;
 use crate::models::{Crate, TrustpubData, User};
 use crate::schema::{readme_renderings, users, versions};
 
-// Queryable has a custom implementation below
 #[derive(Clone, Identifiable, Associations, Debug, Queryable, Selectable)]
 #[diesel(belongs_to(Crate), belongs_to(crate::models::download::Version, foreign_key=id))]
 pub struct Version {