Update url-display.component.html

src/app/search/components/url-display.component.html

 <accordion>
-   <accordion-group (isOpenChange)="initDatatable()" #ag [isOpen]="true" [panelClass]="'custom-accordion'" class="my-2">
+   <accordion-group #ag [isOpen]="true" [panelClass]="'custom-accordion'" class="my-2">
        <button class="btn btn-link btn-block clearfix" accordion-heading>
            <div class="pull-left float-left">
                Direct link to the result (JSON)