feat: add easy way to configure search filtering for nested properties

src/app/modules/data/list/sc-thing-list-item-virtual-scroll-strategy.ts

@@ -13,6 +13,7 @@
  * this program. If not, see <https://www.gnu.org/licenses/>.
  */
 
+/* eslint-disable @typescript-eslint/no-non-null-assertion */
 import {CdkVirtualForOf, CdkVirtualScrollViewport, VirtualScrollStrategy} from '@angular/cdk/scrolling';
 import {BehaviorSubject, Subject, Subscription, takeUntil, timer} from 'rxjs';
 import {debounceTime, distinctUntilChanged, tap} from 'rxjs/operators';