feat: set custom user agent for a playlist

This commit closes the feature request from #26

src/app/home/recent-playlists/recent-playlists.component.html

@@ -39,7 +39,7 @@
             (click)="$event.stopPropagation(); openInfoDialog(item)"
             [matTooltip]="'HOME.PLAYLISTS.SHOW_DETAILS' | translate"
         >
-            <mat-icon>info</mat-icon>
+            <mat-icon>edit</mat-icon>
         </button>
         <button
             mat-icon-button