Fix get_parents context (#9296)

diff --git a/erpnext/stock/doctype/item/item.py b/erpnext/stock/doctype/item/item.py
index 5b27a57..6e21e67d 100644
--- a/erpnext/stock/doctype/item/item.py
+++ b/erpnext/stock/doctype/item/item.py
@@ -248,7 +248,7 @@
 		self.set_attribute_context(context)
 		self.set_disabled_attributes(context)
 
-		context.parents = self.get_parents(context)
+		self.get_parents(context)
 
 		return context