Fix api changes

Author: mlykotom

Fruitties/androidApp/src/main/java/com/example/fruitties/android/MainActivity.kt

@@ -28,12 +28,10 @@ import androidx.compose.runtime.CompositionLocalProvider
 import androidx.compose.ui.Modifier
 import androidx.lifecycle.viewmodel.navigation3.rememberViewModelStoreNavEntryDecorator
 import androidx.navigation3.runtime.NavKey
-import androidx.navigation3.runtime.entry
 import androidx.navigation3.runtime.entryProvider
 import androidx.navigation3.runtime.rememberNavBackStack
-import androidx.navigation3.runtime.rememberSavedStateNavEntryDecorator
+import androidx.navigation3.runtime.rememberSaveableStateHolderNavEntryDecorator
 import androidx.navigation3.ui.NavDisplay
-import androidx.navigation3.ui.rememberSceneSetupNavEntryDecorator
 import com.example.fruitties.android.ui.CartScreen
 import com.example.fruitties.android.ui.FruittieScreen
 import com.example.fruitties.android.ui.FruittiesTheme
@@ -79,11 +77,9 @@ fun NavApp() {
     NavDisplay(
         backStack = backStack,
         entryDecorators = listOf(
-            rememberSceneSetupNavEntryDecorator(),
-            rememberSavedStateNavEntryDecorator(),
+            rememberSaveableStateHolderNavEntryDecorator(),
             rememberViewModelStoreNavEntryDecorator(),
         ),
-        onBack = { keysToRemove -> repeat(keysToRemove) { backStack.removeLastOrNull() } },
         entryProvider = entryProvider {
             entry<ListScreenKey> {
                 ListScreen(