11.1.9
fix(filtering): Refine elem class search #9333 (#9386) * fix(filtering): Refine elem class search #9333 * test(filtering): Adding test #9333 # Conflicts: # projects/igniteui-angular/src/lib/grids/grid/grid-filtering-ui.spec.ts Co-authored-by: Galina Edinakova <[email protected]>