fix(admin-ui): Generate variants even when values have not been changed

Fixes #2895

packages/admin-ui/src/lib/catalog/src/components/generate-product-variants/generate-product-variants.component.ts

@@ -49,7 +49,10 @@ export class GenerateProductVariantsComponent implements OnInit {
     } = {};
     stockLocations$: Observable<Array<ItemOf<GetStockLocationListQuery, 'stockLocations'>>>;
     selectedStockLocationId: string | null = null;
-    constructor(private dataService: DataService, private formBuilder: FormBuilder) {}
+    constructor(
+        private dataService: DataService,
+        private formBuilder: FormBuilder,
+    ) {}
 
     ngOnInit() {
         this.dataService.settings.getActiveChannel().single$.subscribe(data => {
@@ -119,6 +122,7 @@ export class GenerateProductVariantsComponent implements OnInit {
                 this.variantFormValues[variant.id] = formGroup;
             }
         });
+        this.onFormChange();
     }
 
     trackByFn(index: number, variant: { name: string; values: string[] }) {