fix: change fieldtype from link to data for document_type in production plan summary

Author: PugazhendhiVelu

erpnext/manufacturing/report/production_plan_summary/production_plan_summary.py

@@ -160,10 +160,9 @@ def get_column(filters):
 		},
 		{
 			"label": _("Document Type"),
-			"fieldtype": "Link",
+			"fieldtype": "Data",
 			"fieldname": "document_type",
 			"width": 150,
-			"options": "DocType",
 		},
 		{
 			"label": _("Document Name"),