Fixed dev UI preview (#10385)

The TachiyomiTheme introduced a dependency-injection construct that didn't
 exist at the time of rendering previews, so I've changed the preview function
 to use a preview version of the theme that uses declarative configuration
 over dependency injection

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

@@ -11,7 +11,7 @@ import androidx.compose.runtime.Composable
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.tooling.preview.PreviewLightDark
-import eu.kanade.presentation.theme.TachiyomiTheme
+import eu.kanade.presentation.theme.TachiyomiPreviewTheme
 import tachiyomi.i18n.MR
 import tachiyomi.presentation.core.components.material.padding
 import tachiyomi.presentation.core.i18n.pluralStringResource
@@ -44,7 +44,7 @@ fun MissingChapterCountListItem(
 @PreviewLightDark
 @Composable
 private fun Preview() {
-    TachiyomiTheme {
+    TachiyomiPreviewTheme {
         Surface {
             MissingChapterCountListItem(count = 42)
         }