Remove unnecessary "??" operator usage in EmptyView prop

src/components/tracker/TrackManga.tsx

@@ -79,7 +79,7 @@ export const TrackManga = ({ manga }: { manga: Pick<TManga, 'id' | 'trackRecords
     );
 
     if (trackerList.error) {
-        return <EmptyView message={trackerList.error.message ?? trackerList.error} />;
+        return <EmptyView message={trackerList.error.message} />;
     }
 
     if (trackerList.loading) {

src/components/tracker/TrackerSearch.tsx

@@ -113,7 +113,7 @@ export const TrackerSearch = ({
                 {trackerSearch.error && !trackerSearch.loading && (
                     <EmptyView
                         message={t('global.error.label.failed_to_load_data')}
-                        messageExtra={trackerSearch.error.message ?? trackerSearch.error}
+                        messageExtra={trackerSearch.error.message}
                     />
                 )}
                 <List sx={{ padding: 0 }}>

src/screens/Manga.tsx

@@ -92,7 +92,7 @@ export const Manga: React.FC = () => {
     }, [t, error, isValidating, refreshing, manga, refresh]);
 
     if (error && !manga) {
-        return <EmptyView message={t('manga.error.label.request_failure')} messageExtra={error.message ?? error} />;
+        return <EmptyView message={t('manga.error.label.request_failure')} messageExtra={error.message} />;
     }
     return (
         <Box sx={{ display: { md: 'flex' }, overflow: 'hidden' }}>

src/screens/settings/TrackingSettings.tsx

@@ -45,7 +45,7 @@ export const TrackingSettings = () => {
     const trackers = data?.trackers.nodes ?? [];
 
     if (error) {
-        return <EmptyView message={error.message ?? error} />;
+        return <EmptyView message={error.message} />;
     }
 
     if (loading) {