fixed errors of price view in supplier page

src/app/services/api/model/get-price-dto.ts

@@ -17,7 +17,7 @@ export interface GetPriceDto {
     supplierEmail?: string | null;
     supplierPhone?: string | null;
     supplierAddress?: string | null;
-    supplierZipCode?: number;
+    supplierZipCode?: string | null;
     supplierCity?: string | null;
     supplierDeliveryDelay?: number;
     productId?: number;
@@ -25,7 +25,7 @@ export interface GetPriceDto {
     productName?: string | null;
     productDuration?: number;
     productCaliber?: number;
-    productApprovalNumber?: number;
+    productApprovalNumber?: string | null;
     productWeight?: number;
     productNec?: number;
     productImage?: string | null;