修改新旧版本字段长度

Model/models.py

@@ -3603,8 +3603,8 @@ class CloudVodSurveysOperateLog(models.Model):
 class DeviceOTAUpgradeRecord(models.Model):
     id = models.AutoField(primary_key=True, verbose_name=u'自增标记ID')
     created_time = models.IntegerField(default=0, verbose_name='创建时间')
-    old_version = models.CharField(max_length=64, blank=True, verbose_name='原版本号', default='')
-    new_version = models.CharField(max_length=64, blank=True, verbose_name='升级后版本号', default='')
+    old_version = models.CharField(max_length=128, blank=True, verbose_name='原版本号', default='')
+    new_version = models.CharField(max_length=128, blank=True, verbose_name='升级后版本号', default='')
     user_id = models.CharField(max_length=32, blank=True, verbose_name='用户ID', default='')
     serial_number = models.CharField(max_length=11, blank=True, verbose_name='序列号', default='')
     uid = models.CharField(max_length=22, blank=True, verbose_name='设备UID', default='')