Minor Code fix for Open Access Policy Image

Merge Request for a minor update. Open Access policy, when a user clicks on this image it opens a new window. This is the last new/updated items in the issues list unless we need to do a hotfix on any issue during migration.

src/themes/virginiatech/app/item-page/simple/item-types/publication/publication.component.html

-<ds-themed-results-back-button *ngIf="showBackButton | async" [back]="back"></ds-themed-results-back-button>
+<!--<ds-themed-results-back-button *ngIf="showBackButton | async" [back]="back"></ds-themed-results-back-button>
 <div class="row" *ngIf="iiifEnabled">
   <div class="col-12">
     <ds-mirador-viewer id="iiif-viewer"
@@ -87,4 +87,4 @@
       </a>
     </div>
   </div>
-</div>
+</div>-->