message: docs(virtuals): replace old required with badge required
diff: @@ -60,9 +60,9 @@ Virtual-Populate is also supported by Typegoose
  Options ([look here for more details](https://mongoosejs.com/docs/api/schema.html#schema_Schema-virtual)):
  -- `ref`: This is like a normal [ref](https://typegoose.github.io/typegoose/docs/api/decorators/prop/#ref), use `'ClassName'` when the classes are in different files **[Required]**
  -- `foreignField`: Which property(on the ref-Class) to match `localField` against **[Required]**
  -- `localField`: Which property(on the current-Class) to match `foreignField` against **[Required]**
  +- `ref`: This is like a normal [ref](https://typegoose.github.io/typegoose/docs/api/decorators/prop/#ref), use `'ClassName'` when the classes are in different files <span class="badge badge--secondary">Required</span>
  +- `foreignField`: Which property(on the ref-Class) to match `localField` against <span class="badge badge--secondary">Required</span>
  +- `localField`: Which property(on the current-Class) to match `foreignField` against <span class="badge badge--secondary">Required</span>
  - `justOne`: Return as One Document(true) or as Array(false) ***[Optional]***
  - `count`: Return the number of Documents found instead of the actual Documents ***[Optional]***
  - `options`: Extra Query Options ***[Optional]***
  