fix: Convert tuple of tuples to list of dicts for dot notation access (#46062)

fix: use as_dict to convert tuples into list of dict

Co-authored-by: Sanket322 <shahsanket322003.com>
(cherry picked from commit e4b0ab6656)

erpnext/accounts/doctype/tax_withholding_category/tax_withholding_category.py

@@ -436,6 +436,7 @@ def get_invoice_vouchers(parties, tax_details, company, party_type="Supplier"):
 			tax_details.get("tax_withholding_category"),
 			company,
 		),
+		as_dict=1,
 	)
 
 	for d in journal_entries_details: