add setting to show favicon instead of thumbnail in tab list (#174)

app/lib/features/user/domain/repositories/general_settings.dart

@@ -145,6 +145,10 @@ class GeneralSettingsRepository extends _$GeneralSettingsRepository {
         DriftSqlType.bool,
         db.typeMapping,
       ),
+      'tabListShowFavicons': settings['tabListShowFavicons']?.readAs(
+        DriftSqlType.bool,
+        db.typeMapping,
+      ),
     });
   }