fix: button add ua juste on PA

ui/ui-frontend/projects/pastis/src/app/profile/edit-profile/file-tree/file-tree.component.html

@@ -4,7 +4,7 @@
   <!-- Nested tree node-->
 
   <mat-nested-tree-node *matTreeNodeDef="let node;when:hasNestedChild">
-    <div *ngIf="node.name === rootElementName && ((activeTabIndex === 3 && !puaMode) || (activeTabIndex === 1 && puaMode)) " class="pastis-btn-container-add-ua">
+    <div *ngIf="node.name === rootElementName && (activeTabIndex === 3 && !puaMode) " class="pastis-btn-container-add-ua">
           <button class="btn primary" (click)= addArchiveUnit(node) >
             AJOUTER UNE UA
           </button>