Merge pull request #32659 from deepeshgarg007/inter_company_purchase_doc_address

fix: Billing Address for inter-company purchase docs
diff --git a/erpnext/accounts/doctype/sales_invoice/sales_invoice.py b/erpnext/accounts/doctype/sales_invoice/sales_invoice.py
index afd5a59..0c03c55 100644
--- a/erpnext/accounts/doctype/sales_invoice/sales_invoice.py
+++ b/erpnext/accounts/doctype/sales_invoice/sales_invoice.py
@@ -2017,6 +2017,9 @@
 			update_address(
 				target_doc, "shipping_address", "shipping_address_display", source_doc.customer_address
 			)
+			update_address(
+				target_doc, "billing_address", "billing_address_display", source_doc.customer_address
+			)
 
 			if currency:
 				target_doc.currency = currency
diff --git a/erpnext/stock/doctype/delivery_note/delivery_note.py b/erpnext/stock/doctype/delivery_note/delivery_note.py
index 36d5a6c..9dd28dc 100644
--- a/erpnext/stock/doctype/delivery_note/delivery_note.py
+++ b/erpnext/stock/doctype/delivery_note/delivery_note.py
@@ -842,6 +842,9 @@
 			update_address(
 				target_doc, "shipping_address", "shipping_address_display", source_doc.customer_address
 			)
+			update_address(
+				target_doc, "billing_address", "billing_address_display", source_doc.customer_address
+			)
 
 			update_taxes(
 				target_doc,