Timeline Action : refactor how it's computed and align with iOS

libraries/matrix/test/src/main/kotlin/io/element/android/libraries/matrix/test/timeline/TimelineFixture.kt

@@ -46,6 +46,7 @@ fun anEventTimelineItem(
     eventId: EventId = AN_EVENT_ID,
     transactionId: TransactionId? = null,
     isEditable: Boolean = false,
+    canBeRepliedTo: Boolean = false,
     isLocal: Boolean = false,
     isOwn: Boolean = false,
     isRemote: Boolean = false,
@@ -61,6 +62,7 @@ fun anEventTimelineItem(
     eventId = eventId,
     transactionId = transactionId,
     isEditable = isEditable,
+    canBeRepliedTo = canBeRepliedTo,
     isLocal = isLocal,
     isOwn = isOwn,
     isRemote = isRemote,