First Aid list, amount list and kitchen list PDF download implemented

app/Repositories/CostUnitRepository.php

@@ -166,7 +166,7 @@ class CostUnitRepository {
             if (
                 $invoice->status === InvoiceStatus::INVOICE_STATUS_DENIED ||
                 $invoice->donation ||
-                $invoice->type !== $invoice->slug
+                $invoice->type !== $invoiceType->slug
             ) {
                 continue;
             }