Remove some usages of global scope

app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/browse/BrowseSourceController.kt

@@ -595,7 +595,7 @@ open class BrowseSourceController(bundle: Bundle) :
     override fun onItemLongClick(position: Int) {
         val activity = activity ?: return
         val manga = (adapter?.getItem(position) as? SourceItem?)?.manga ?: return
-        launchIO {
+        viewScope.launchIO {
             val duplicateManga = presenter.getDuplicateLibraryManga(manga)
 
             withUIContext {
@@ -631,7 +631,7 @@ open class BrowseSourceController(bundle: Bundle) :
 
     private fun addToLibrary(newManga: Manga, position: Int) {
         val activity = activity ?: return
-        launchIO {
+        viewScope.launchIO {
             val categories = presenter.getCategories()
             val defaultCategoryId = preferences.defaultCategory()
             val defaultCategory = categories.find { it.id == defaultCategoryId.toLong() }

app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/browse/BrowseSourcePresenter.kt

@@ -194,7 +194,7 @@ open class BrowseSourcePresenter(
         if (!hasNextPage()) return
 
         nextPageJob?.cancel()
-        nextPageJob = launchIO {
+        nextPageJob = presenterScope.launchIO {
             try {
                 pager.requestNextPage()
             } catch (e: Throwable) {