Changed phrasing

Co-authored-by: Kacper Kafara <[email protected]>

Author: kligarski

versioned_docs/version-7.x/native-stack-navigator.md

@@ -947,7 +947,7 @@ Only supported on iOS.
 
 :::warning
 
-Please note that for this interaction to work, the ScrollView must be "first-child-chain" descendant of the Screen component. This is a platform defined behaviour.
+Please note that for this interaction to work, the ScrollView must be "first-subview-chain" descendant of the Screen component. This restriction is due to platform requirements.
 
 :::