feat: add correction and return from sale functionalities to sale invoices

- Added new API routes for correction and return from sale in POS_SALE_INVOICES_API_ROUTES.
- Implemented correction and return from sale methods in PosSaleInvoicesService.
- Updated PosSaleInvoiceStore to include actions for correction and return from sale.
- Enhanced single.component to handle correction and return from sale events.
- Created correction and return from sale forms with appropriate validation and submission logic.
- Updated sale-invoice-single-view component to manage correction and return from sale actions.
- Added models for correction and return from sale requests.
- Improved user interface messages and form handling for better user experience.

src/app/shared/components/posPayment/gold-form.component.html

@@ -57,6 +57,8 @@
       [baseTotalAmount]="baseTotalAmount()"
       [discountAmount]="form.controls.discount_amount.value || 0"
       [taxAmount]="taxAmount()" />
-    <button pButton class="w-full sm:w-auto" (click)="submit()">{{ preparedCTAText() }}</button>
+    @if (!isCorrection) {
+      <button pButton class="w-full sm:w-auto" (click)="submit()">{{ preparedCTAText() }}</button>
+    }
   </div>
 </div>