fix(stock): update company validation for expense account in lcv

(cherry picked from commit 913168e)

Author: Sudharsanan11

erpnext/stock/doctype/landed_cost_voucher/landed_cost_voucher.py

@@ -10,6 +10,7 @@
 from frappe.utils import cint, flt
 
 import erpnext
+from erpnext import is_perpetual_inventory_enabled
 from erpnext.controllers.taxes_and_totals import init_landed_taxes_and_totals
 from erpnext.stock.doctype.serial_no.serial_no import get_serial_nos
 
@@ -175,6 +176,9 @@ def validate_receipt_documents(self):
 				)
 
 	def validate_expense_accounts(self):
+		if not is_perpetual_inventory_enabled(self.company):
+			return
+
 		for t in self.taxes:
 			company = frappe.get_cached_value("Account", t.expense_account, "company")