fixed errors in supplier page

src/app/components/supplier-table/supplier-table.html

@@ -23,7 +23,7 @@
                 <td>{{ supplier.address}}</td>
                 <td>{{ supplier.zipCode}}</td>
                 <td>{{ supplier.city}}</td>
-                <td>{{ supplier.deliveryDelay}}</td>
+                <td>{{ supplier.deliveryDelay}} jours</td>
                 <td>
                     <app-modal-button type="link" [name]="'Voir les produits'">
                         <nz-table [nzData]="supplier.products" [nzFrontPagination]="false">