refactor: remove unused country routes

Author: fulleni

lib/router/routes.dart

@@ -113,8 +113,8 @@ abstract final class Routes {
   static const addSourceToFollow = 'add-source';
   static const addSourceToFollowName = 'addSourceToFollow';
 
-  static const followedCountriesList = 'countries';
-  static const followedCountriesListName = 'followedCountriesList';
-  static const addCountryToFollow = 'add-country';
-  static const addCountryToFollowName = 'addCountryToFollow';
+  // static const followedCountriesList = 'countries'; // Removed
+  // static const followedCountriesListName = 'followedCountriesList'; // Removed
+  // static const addCountryToFollow = 'add-country'; // Removed
+  // static const addCountryToFollowName = 'addCountryToFollow'; // Removed
 }