Move app state banner to the very top (#8706)

This moves the banners to the root composable and so eliminates the need to
track the app states in every screen.

app/src/main/java/eu/kanade/presentation/manga/components/MangaToolbar.kt

@@ -26,7 +26,6 @@ import androidx.compose.ui.draw.alpha
 import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.text.style.TextOverflow
 import androidx.compose.ui.unit.dp
-import eu.kanade.presentation.components.AppStateBanners
 import eu.kanade.presentation.components.DownloadDropdownMenu
 import eu.kanade.presentation.components.OverflowMenu
 import eu.kanade.presentation.manga.DownloadAction
@@ -40,8 +39,6 @@ fun MangaToolbar(
     titleAlphaProvider: () -> Float,
     backgroundAlphaProvider: () -> Float = titleAlphaProvider,
     hasFilters: Boolean,
-    incognitoMode: Boolean,
-    downloadedOnlyMode: Boolean,
     onBackClicked: () -> Unit,
     onClickFilter: () -> Unit,
     onClickShare: (() -> Unit)?,
@@ -151,7 +148,5 @@ fun MangaToolbar(
                     .copy(alpha = if (isActionMode) 1f else backgroundAlphaProvider()),
             ),
         )
-
-        AppStateBanners(downloadedOnlyMode, incognitoMode)
     }
 }