[ACS-5645]removed unwanted code

lib/content-services/src/lib/category/categories-management/categories-management.component.ts

@@ -224,8 +224,6 @@ export class CategoriesManagementComponent implements OnInit, OnDestroy {
             const newCat = new Category({ id: newCatName, name: newCatName });
             this.categories.push(newCat);
             this.clearCategoryNameInput();
-            this.categoryNameControl.setValue('');
-            this.categoryNameControl.markAsUntouched();
             this._existingCategories = null;
             this.categoriesChange.emit(this.categories);
         }

lib/content-services/src/lib/content-metadata/components/content-metadata/content-metadata.component.spec.ts

@@ -742,7 +742,7 @@ describe('ContentMetadataComponent', () => {
 
         it('should hide card views group when the grouped properties are empty', async () => {
 
-            spyOn(contentMetadataService, 'getGroupedProperties');
+            spyOn(contentMetadataService, 'getGroupedProperties').and.stub();
 
             component.ngOnChanges({ node: new SimpleChange(node, expectedNode, false) });