Eliminar valores innecesarios de la configuración

lib/servicios/servicio_version_app.dart

@@ -1,29 +0,0 @@
-import 'package:flutter/services.dart';
-
-class ServicioVersionApp {
-  static const _channel = MethodChannel('farolero/app_info');
-
-  static Future<String> obtenerVersion() async {
-    final Map<String, dynamic>? info;
-    try {
-      info = await _channel.invokeMapMethod<String, dynamic>(
-        'getAppVersion',
-      );
-    } on PlatformException {
-      return '-';
-    } on MissingPluginException {
-      return '-';
-    }
-
-    final versionName = info?['versionName']?.toString();
-    final versionCode = info?['versionCode']?.toString();
-
-    if (versionName == null || versionName.isEmpty) {
-      return '-';
-    }
-    if (versionCode == null || versionCode.isEmpty) {
-      return versionName;
-    }
-    return '$versionName+$versionCode';
-  }
-}