Fix related to cancelling queued chapters (#8528)

Tachi removes the downloaded chapter (if it exists) when you just cancelled a download from queue.

PR fixes that

Also removes redundant return

app/src/main/java/eu/kanade/tachiyomi/ui/reader/ReaderPresenter.kt

@@ -490,8 +490,8 @@ class ReaderPresenter(
      * if setting is enabled and [currentChapter] is queued for download
      */
     private fun deleteChapterFromDownloadQueue(currentChapter: ReaderChapter): Download? {
-        return downloadManager.getChapterDownloadOrNull(currentChapter.chapter.toDomainChapter()!!)?.apply {
-            downloadManager.deletePendingDownload(this)
+        return downloadManager.getChapterDownloadOrNull(currentChapter.chapter.toDomainChapter()!!)?.also {
+            downloadManager.deletePendingDownloads(listOf(it))
         }
     }