remove duplicate toast

interface/src/framework/system/UploadDownload.tsx

@@ -169,12 +169,8 @@ const UploadDownload: FC = () => {
   };
 
   const downloadSchedule = async () => {
-    await getSchedule()
-      .catch((error: Error) => {
+    await getSchedule().catch((error: Error) => {
       toast.error(error.message);
-      })
-      .finally(() => {
-        toast.info(LL.DOWNLOAD_SUCCESSFUL());
     });
   };