feat:remove unnecessary code

app/src/main/java/io/legado/app/ui/book/read/page/provider/ImageProvider.kt

@@ -93,8 +93,10 @@ object ImageProvider {
         op.inJustDecodeBounds = true
         BitmapFactory.decodeFile(file.absolutePath, op)
         if (op.outWidth < 1 && op.outHeight < 1) {
+            Coroutine.async {
                 putDebug("ImageProvider: delete file due to image size ${op.outHeight}*${op.outWidth}. path: ${file.absolutePath}")