Updated invoice download on public

Author: andrewdrake

src/Http/Controllers/Portal/InvoiceController.php

@@ -85,6 +85,7 @@ public function process(Invoice $invoice, Request $request)
                     ->loadView('laravel-crm::invoices.pdf', [
                         'invoice' => $invoice,
                         'contactDetails' => $this->settingService->get('invoice_contact_details')->value ?? null,
+                        'paymentInstructions' => $this->settingService->get('invoice_payment_instructions')->value ?? null,
                         'email' => $email ?? null,
                         'phone' => $phone ?? null,
                         'address' => $address ?? null,