chore: remove unintentional search index
diff --git a/erpnext/buying/doctype/purchase_order_item/purchase_order_item.json b/erpnext/buying/doctype/purchase_order_item/purchase_order_item.json
index c26d592..2c9fc36 100644
--- a/erpnext/buying/doctype/purchase_order_item/purchase_order_item.json
+++ b/erpnext/buying/doctype/purchase_order_item/purchase_order_item.json
@@ -845,7 +845,6 @@
    "label": "Sales Order Packed Item",
    "no_copy": 1,
    "print_hide": 1,
-   "search_index": 1
   }
  ],
  "idx": 1,