ui: better request badge into circulation module

Updates the badge used to notify that an item is requested by another
patron : change exclamation icon to shopping-bag icon and display the
patron name.

* Closes rero/rero-ils#883

Co-Authored-By: Renaud Michotte <renaud.michotte@gmail.com>

projects/admin/src/app/circulation/item/item.component.html

@@ -69,7 +69,7 @@
           {{ totalAmountOfFee | currency: organisation.default_currency }}</span>
         <span title="{{ 'Requests' | translate }}" class="badge badge-secondary font-weight-normal mr-1"
               *ngIf="item.pending_loans && item.pending_loans.length">
-          {{ item.pending_loans.length }} <i class="fa fa-exclamation-circle"></i>
+          <i class="fa fa-shopping-basket pr-1"></i>{{ item.pending_loans[0].patron.name }}
         </span>
       </li>
     </ul>