fix: fetch image form item (backport #29523) (#29571)

* fix: fetch image form item (#29523)

(cherry picked from commit 319322228a)

# Conflicts:
#	erpnext/assets/doctype/asset/asset.json

* chore: resolve merge conflicts

Co-authored-by: Himanshu <himanshuwarekar@yahoo.com>
Co-authored-by: Raffael Meyer <14891507+barredterra@users.noreply.github.com>

erpnext/assets/doctype/asset/asset.json

@@ -141,6 +141,7 @@
   },
   {
    "allow_on_submit": 1,
+   "fetch_from": "item_code.image",
    "fieldname": "image",
    "fieldtype": "Attach Image",
    "hidden": 1,
@@ -502,7 +503,7 @@
    "link_fieldname": "asset"
   }
  ],
- "modified": "2021-06-24 14:58:51.097908",
+ "modified": "2022-01-30 20:19:24.680027",
  "modified_by": "Administrator",
  "module": "Assets",
  "name": "Asset",
@@ -544,4 +545,4 @@
  "sort_order": "DESC",
  "title_field": "asset_name",
  "track_changes": 1
-}
+}