Clean up chapter item composables a bit

Might help with #9043?

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

@@ -52,6 +52,9 @@ fun MangaChapterListItem(
     onClick: () -> Unit,
     onDownloadClick: ((ChapterDownloadAction) -> Unit)?,
 ) {
+    val textAlpha = if (read) ReadItemAlpha else 1f
+    val textSubtitleAlpha = if (read) ReadItemAlpha else SecondaryItemAlpha
+
     Row(
         modifier = modifier
             .selectedBackground(selected)
@@ -62,9 +65,6 @@ fun MangaChapterListItem(
             .padding(start = 16.dp, top = 12.dp, end = 8.dp, bottom = 12.dp),
     ) {
         Column(modifier = Modifier.weight(1f)) {
-            val textAlpha = remember(read) { if (read) ReadItemAlpha else 1f }
-            val textSubtitleAlpha = remember(read) { if (read) ReadItemAlpha else SecondaryItemAlpha }
-
             Row(verticalAlignment = Alignment.CenterVertically) {
                 var textHeight by remember { mutableStateOf(0) }
                 if (bookmark) {
@@ -86,7 +86,9 @@ fun MangaChapterListItem(
                     modifier = Modifier.alpha(textAlpha),
                 )
             }
+
             Spacer(modifier = Modifier.height(6.dp))
+
             Row(modifier = Modifier.alpha(textSubtitleAlpha)) {
                 ProvideTextStyle(
                     value = MaterialTheme.typography.bodyMedium.copy(fontSize = 12.sp),
@@ -119,7 +121,6 @@ fun MangaChapterListItem(
             }
         }
 
-        // Download view
         if (onDownloadClick != null) {
             ChapterDownloadIndicator(
                 enabled = downloadIndicatorEnabled,

app/src/main/java/eu/kanade/presentation/updates/UpdatesUiItem.kt

@@ -158,6 +158,8 @@ fun UpdatesUiItem(
     downloadProgressProvider: () -> Int,
 ) {
     val haptic = LocalHapticFeedback.current
+    val textAlpha = if (update.read) ReadItemAlpha else 1f
+
     Row(
         modifier = modifier
             .selectedBackground(selected)
@@ -179,15 +181,12 @@ fun UpdatesUiItem(
             data = update.coverData,
             onClick = onClickCover,
         )
+
         Column(
             modifier = Modifier
                 .padding(horizontal = MaterialTheme.padding.medium)
                 .weight(1f),
         ) {
-            val bookmark = remember(update.bookmark) { update.bookmark }
-            val read = remember(update.read) { update.read }
-            val textAlpha = remember(read) { if (read) ReadItemAlpha else 1f }
-
             Text(
                 text = update.mangaTitle,
                 maxLines = 1,
@@ -195,9 +194,10 @@ fun UpdatesUiItem(
                 overflow = TextOverflow.Ellipsis,
                 modifier = Modifier.alpha(textAlpha),
             )
+
             Row(verticalAlignment = Alignment.CenterVertically) {
                 var textHeight by remember { mutableStateOf(0) }
-                if (bookmark) {
+                if (update.bookmark) {
                     Icon(
                         imageVector = Icons.Filled.Bookmark,
                         contentDescription = stringResource(R.string.action_filter_bookmarked),
@@ -228,6 +228,7 @@ fun UpdatesUiItem(
                 }
             }
         }
+
         ChapterDownloadIndicator(
             enabled = onDownloadChapter != null,
             modifier = Modifier.padding(start = 4.dp),