fix(Delivery Note): Assign Product Bundle's conversion_factor to Packed Items (#25840)

diff --git a/erpnext/stock/doctype/packed_item/packed_item.json b/erpnext/stock/doctype/packed_item/packed_item.json
index f1d7f8c..bb396e8 100644
--- a/erpnext/stock/doctype/packed_item/packed_item.json
+++ b/erpnext/stock/doctype/packed_item/packed_item.json
@@ -13,6 +13,7 @@
   "section_break_6",
   "warehouse",
   "target_warehouse",
+  "conversion_factor",
   "column_break_9",
   "qty",
   "uom",
@@ -209,13 +210,18 @@
    "no_copy": 1,
    "print_hide": 1,
    "read_only": 1
+  },
+  {
+   "fieldname": "conversion_factor",
+   "fieldtype": "Float",
+   "label": "Conversion Factor"
   }
  ],
  "idx": 1,
  "index_web_pages_for_search": 1,
  "istable": 1,
  "links": [],
- "modified": "2020-09-24 09:25:13.050151",
+ "modified": "2021-05-26 07:08:05.111385",
  "modified_by": "Administrator",
  "module": "Stock",
  "name": "Packed Item",
diff --git a/erpnext/stock/doctype/packed_item/packed_item.py b/erpnext/stock/doctype/packed_item/packed_item.py
index 5341f29..4ab71bd 100644
--- a/erpnext/stock/doctype/packed_item/packed_item.py
+++ b/erpnext/stock/doctype/packed_item/packed_item.py
@@ -53,6 +53,7 @@
 	pi.parent_detail_docname = main_item_row.name
 	pi.uom = item.stock_uom
 	pi.qty = flt(qty)
+	pi.conversion_factor = main_item_row.conversion_factor
 	if description and not pi.description:
 		pi.description = description
 	if not pi.warehouse and not doc.amended_from: