OZG-725-7934 fix instant-search hover

alfa-client/libs/design-system/src/lib/instant-search/search-result-item/search-result-item.component.ts

@@ -32,7 +32,7 @@ import { Component, ElementRef, EventEmitter, Input, Output, ViewChild } from '@
     *ngIf="title"
     [ngClass]="[
       'flex w-full justify-between border-2 border-transparent px-6 py-3',
-      'hover:border-focus focus:border-focus focus:outline-none',
+      'hover:bg-background-150 focus:border-focus focus:outline-none',
     ]"
     role="listitem"
     tabindex="-1"