Update README.md

Author: pratikksahu

README.md

@@ -245,6 +245,9 @@ rememberHorizontalVueReaderState(resource = VueResourceType.BlankDocument())
 ```
 ### Custom
     Any network request or transformation can be done in this scope
+```kotlin
+rememberHorizontalVueReaderState(resource = VueResourceType.Custom)
+```
 ```kotlin
     LaunchedEffect(key1 = Unit, block = {
                 horizontalVueReaderState.load(