Fix crash on History tab when there is no next chapter (#6970)

app/src/main/java/eu/kanade/tachiyomi/ui/recent/history/HistoryPresenter.kt

@@ -95,7 +95,9 @@ class HistoryPresenter(
     fun getNextChapterForManga(mangaId: Long, chapterId: Long) {
         presenterScope.launchIO {
             val chapter = getNextChapterForManga.await(mangaId, chapterId)
-            view?.openChapter(chapter)
+            launchUI {
+                view?.openChapter(chapter)
+            }
         }
     }