修改bug

hb_server/apps/pm/models.py

@@ -37,7 +37,7 @@ class SubProductionPlan(CommonAModel):
     end_date = models.DateField('计划完工日期')
     workshop = models.ForeignKey(Organization, verbose_name='生产车间', on_delete=models.CASCADE)
     process = models.ForeignKey(Process, verbose_name='关联大工序', on_delete=models.CASCADE)
-    steps = models.JSONField('工艺步骤', default=list)
+    # steps = models.JSONField('工艺步骤', default=list)
     class Meta:
         verbose_name = '子生产计划'
         verbose_name_plural = verbose_name