fix: allow to create sales order from expired quotation (#33582)

diff --git a/erpnext/selling/doctype/quotation/quotation.py b/erpnext/selling/doctype/quotation/quotation.py
index 484b8c9..6836d56 100644
--- a/erpnext/selling/doctype/quotation/quotation.py
+++ b/erpnext/selling/doctype/quotation/quotation.py
@@ -194,14 +194,7 @@
 
 
 @frappe.whitelist()
-def make_sales_order(source_name, target_doc=None):
-	quotation = frappe.db.get_value(
-		"Quotation", source_name, ["transaction_date", "valid_till"], as_dict=1
-	)
-	if quotation.valid_till and (
-		quotation.valid_till < quotation.transaction_date or quotation.valid_till < getdate(nowdate())
-	):
-		frappe.throw(_("Validity period of this quotation has ended."))
+def make_sales_order(source_name: str, target_doc=None):
 	return _make_sales_order(source_name, target_doc)
 
 
diff --git a/erpnext/selling/doctype/quotation/test_quotation.py b/erpnext/selling/doctype/quotation/test_quotation.py
index b151dd5..5aaba4f 100644
--- a/erpnext/selling/doctype/quotation/test_quotation.py
+++ b/erpnext/selling/doctype/quotation/test_quotation.py
@@ -136,17 +136,20 @@
 			sales_order.payment_schedule[1].due_date, getdate(add_days(quotation.transaction_date, 30))
 		)
 
-	def test_valid_till(self):
-		from erpnext.selling.doctype.quotation.quotation import make_sales_order
-
+	def test_valid_till_before_transaction_date(self):
 		quotation = frappe.copy_doc(test_records[0])
 		quotation.valid_till = add_days(quotation.transaction_date, -1)
 		self.assertRaises(frappe.ValidationError, quotation.validate)
 
+	def test_so_from_expired_quotation(self):
+		from erpnext.selling.doctype.quotation.quotation import make_sales_order
+
+		quotation = frappe.copy_doc(test_records[0])
 		quotation.valid_till = add_days(nowdate(), -1)
 		quotation.insert()
 		quotation.submit()
-		self.assertRaises(frappe.ValidationError, make_sales_order, quotation.name)
+
+		make_sales_order(quotation.name)
 
 	def test_shopping_cart_without_website_item(self):
 		if frappe.db.exists("Website Item", {"item_code": "_Test Item Home Desktop 100"}):