Fix duplicated list items in README.md (#548)

Nicely spotted. thanks for the patch.

README.md

@@ -65,11 +65,8 @@ See the [Detailed Gems Comparison](http://ddnexus.github.io/pagination-compariso
 
 - Pagy is very modular and does not load any unnecessary code (see [why...](https://ddnexus.github.io/pagy/quick-start#configure))_
 - It doesn't impose limits even with collections|scopes that already used `limit` and `offset` _(see [how...](https://ddnexus.github.io/pagy/docs/how-to/#paginate-pre-offset-and-pre-limited-collections))_
-- doesn't impose limits even with collections|scopes that already used `limit` and `offset` _(see [how...](https://ddnexus.github.io/pagy/docs/how-to/#paginate-pre-offset-and-pre-limited-collections))_
 - It works with fast helpers OR easy to edit templates _(see [more...](https://ddnexus.github.io/pagy/docs/how-to/#use-templates))_
-- works with fast helpers OR easy to edit templates _(see [more...](https://ddnexus.github.io/pagy/docs/how-to/#use-templates))_
 - It raises `Pagy::OverflowError` exceptions that you can rescue from _(see [how...](https://ddnexus.github.io/pagy/docs/how-to/#handle-pagyoverflowerror-exceptions))_ or use the [overflow extra](https://ddnexus.github.io/pagy/docs/extras/overflow) for a few ready to use common behaviors
-- raises `Pagy::OverflowError` exceptions that you can rescue from _(see [how...](https://ddnexus.github.io/pagy/docs/how-to/#handle-pagyoverflowerror-exceptions))_ or use the [overflow extra](https://ddnexus.github.io/pagy/docs/extras/overflow) for a few ready to use common behaviors
 - It does not impose any difficult-to-override logic or output
 
 </details>