chore(mangareader): remove PotatoManga source (AR) - site is offline

dart/manga/multisrc/mangareader/sources.dart

@@ -38,7 +38,6 @@ import 'src/aresnov/aresnov.dart';
 import 'src/mangaflame/mangaflame.dart';
 import 'src/manganoon/manganoon.dart';
 import 'src/mangaswat/mangaswat.dart';
-import 'src/potatomanga/potatomanga.dart';
 import 'src/stellarsaber/stellarsaber.dart';
 import 'src/rizzcomic/rizzcomic.dart';
 import 'src/berserkerscan/berserkerscan.dart';
@@ -174,8 +173,6 @@ List<Source> _mangareaderSourcesList =
           manganoonSource,
           //MangaSwat (AR)
           mangaswatSource,
-          //PotatoManga (AR)
-          potatomangaSource,
           //StellarSaber (AR)
           stellarsaberSource,
           //Rizz Comic (EN)

dart/manga/multisrc/mangareader/src/potatomanga/potatomanga.dart

@@ -1,14 +0,0 @@
-import '../../../../../../model/source.dart';
-
-Source get potatomangaSource => _potatomangaSource;
-Source _potatomangaSource = Source(
-  name: "PotatoManga",
-  baseUrl: "https://ar.potatomanga.xyz",
-  lang: "ar",
-  isNsfw: false,
-  typeSource: "mangareader",
-  iconUrl:
-      "https://raw.githubusercontent.com/kodjodevf/mangayomi-extensions/$branchName/dart/manga/multisrc/mangareader/src/potatomanga/icon.png",
-  dateFormat: "MMMM dd, yyyy",
-  dateFormatLocale: "ar",
-);