revert commit paging objects should not be subtypes of List

Author: adamint

src/commonMain/kotlin/com.adamratzman.spotify/SpotifyRestAction.kt

@@ -184,7 +184,7 @@ class SpotifyRestActionPaging<Z : Any, T : AbstractPagingObject<Z>>(api: Spotify
     @JvmOverloads
     @ExperimentalCoroutinesApi
     fun flow(context: CoroutineContext = Dispatchers.Default): Flow<Z> = flow<Z> {
-        emitAll(flowPagingObjects().flatMapConcat { it.asFlow() })
+        emitAll(flowPagingObjects().flatMapConcat { it.items.asFlow() })
     }.flowOn(context)
 
     /**

src/commonMain/kotlin/com.adamratzman.spotify/models/PagingObjects.kt

@@ -209,7 +209,7 @@ abstract class AbstractPagingObject<T : Any>(
     @Transient open val offset: Int = 0,
     @Transient open val previous: String? = null,
     @Transient open val total: Int = -1
-) {
+): List<T> by items {
     @Transient
     internal var endpoint: SpotifyEndpoint? = null