Merged in DSC-1633-versioning-badge-porting (pull request DSpace#1552)

[DSC-1633] port versioning alert change

Approved-by: Stefano Maffei

Author: FrancescoMolinaro

src/app/item-page/simple/item-page.component.html

@@ -2,6 +2,9 @@
   <div
     [ngClass]="{'container': (itemRD?.hasSucceeded && !itemRD?.hasNoContent) && tabsRD?.payload?.pageInfo?.totalElements < 1}"
     *ngVar="(itemRD$ | async) as itemRD">
+    <div class="py-1" [ngClass]="{'container': (itemRD?.hasSucceeded && !itemRD?.hasNoContent) && tabsRD?.payload?.pageInfo?.totalElements > 0}">
+      <ds-item-versions-notice [item]="itemRD?.payload" ></ds-item-versions-notice>
+    </div>
     <div class="item-page" *ngIf="(itemRD?.hasSucceeded && !itemRD?.hasNoContent) && tabsRD?.payload?.pageInfo?.totalElements < 1" @fadeInOut>
       <div *ngIf="itemRD?.payload as item">
         <ds-themed-item-alerts [item]="item"></ds-themed-item-alerts>