修改customized_push表country最大长度

Model/models.py

@@ -4158,8 +4158,8 @@ class CustomizedPush(models.Model):
     msg = models.TextField(default='', verbose_name='内容')
     link = models.TextField(default='', verbose_name='链接')
     icon_link = models.TextField(default='', verbose_name='预览图链接')
-    country = models.CharField(default='', max_length=32, verbose_name='国家')
-    # 多选型号用,分开
+    # 多选国家,设备型号,用逗号分开
+    country = models.CharField(default='', max_length=320, verbose_name='国家')
     device_type = models.TextField(default='', verbose_name='设备类型')
     register_period = models.CharField(default='', max_length=32, verbose_name='注册年限')
     time_zone = models.CharField(default='', max_length=8, verbose_name='时区')