fix: remove bad defaults from BOM operation (#30644)

[skip ci]
diff --git a/erpnext/manufacturing/doctype/bom_operation/bom_operation.json b/erpnext/manufacturing/doctype/bom_operation/bom_operation.json
index 341f969..b965a43 100644
--- a/erpnext/manufacturing/doctype/bom_operation/bom_operation.json
+++ b/erpnext/manufacturing/doctype/bom_operation/bom_operation.json
@@ -109,7 +109,6 @@
    "read_only": 1
   },
   {
-   "default": "5",
    "depends_on": "eval:parent.doctype == 'BOM'",
    "fieldname": "base_operating_cost",
    "fieldtype": "Currency",
@@ -187,7 +186,7 @@
  "index_web_pages_for_search": 1,
  "istable": 1,
  "links": [],
- "modified": "2022-03-10 06:19:08.462027",
+ "modified": "2022-04-08 01:18:33.547481",
  "modified_by": "Administrator",
  "module": "Manufacturing",
  "name": "BOM Operation",
diff --git a/erpnext/stock/doctype/item/item.json b/erpnext/stock/doctype/item/item.json
index 524c3d1..06da8ee 100644
--- a/erpnext/stock/doctype/item/item.json
+++ b/erpnext/stock/doctype/item/item.json
@@ -645,7 +645,6 @@
   },
   {
    "collapsible": 1,
-   "default": "eval:!doc.is_fixed_asset",
    "fieldname": "sales_details",
    "fieldtype": "Section Break",
    "label": "Sales Details",
@@ -992,4 +991,4 @@
  "states": [],
  "title_field": "item_name",
  "track_changes": 1
-}
\ No newline at end of file
+}