Update docusaurus/docs/reactnative/guides/channel_background_customization.mdx

Co-authored-by: Mads Røskar <[email protected]>

Author: vanGalilea

docusaurus/docs/reactnative/guides/channel_background_customization.mdx

@@ -228,8 +228,8 @@ const styles = StyleSheet.create({
 ```
 
 :::note
-Be aware of the fact that channel preferences was implemented with MMKV, a key-value storage framework.
-There are alternative approaches to achieve the same goal, for example by saving the channel preferences as [custom data](https://getstream.io/chat/docs/javascript/channel_update/?language=javascript) on Stream's channel object.
+Be aware of the fact that channel preferences were implemented with MMKV, a key-value storage framework.
+There are alternative approaches to achieving the same goal, such as saving the channel preferences as [custom data](https://getstream.io/chat/docs/javascript/channel_update/?language=javascript) on Stream's channel object.
 :::
 
 ### Add a configuration button