fix: allow submit delivery note when the sales order was billed... (#34910)

diff --git a/erpnext/stock/doctype/delivery_note/delivery_note.py b/erpnext/stock/doctype/delivery_note/delivery_note.py
index 9f9f5cb..9f6dd24 100644
--- a/erpnext/stock/doctype/delivery_note/delivery_note.py
+++ b/erpnext/stock/doctype/delivery_note/delivery_note.py
@@ -271,6 +271,9 @@
 	def check_credit_limit(self):
 		from erpnext.selling.doctype.customer.customer import check_credit_limit
 
+		if self.per_billed == 100:
+			return
+
 		extra_amount = 0
 		validate_against_credit_limit = False
 		bypass_credit_limit_check_at_sales_order = cint(