Restore dashboards: Re-enable FE feature toggle (#105820)

* Add dashboardRestore toggle

* Restore the toggle on FE

* Add navtree item

* Fix lint

* Rename feature toggle

* Use the renamed toggle

pkg/services/navtree/navtreeimpl/navtree.go

@@ -399,6 +399,15 @@ func (s *ServiceImpl) buildDashboardNavLinks(c *contextmodel.ReqContext) []*navt
 				Icon: "library-panel",
 			})
 		}
+
+		if s.features.IsEnabled(c.Req.Context(), featuremgmt.FlagRestoreDashboards) && (c.GetOrgRole() == org.RoleAdmin || c.IsGrafanaAdmin) {
+			dashboardChildNavs = append(dashboardChildNavs, &navtree.NavLink{
+				Text:     "Recently deleted",
+				SubTitle: "Any items listed here for more than 30 days will be automatically deleted.",
+				Id:       "dashboards/recently-deleted",
+				Url:      s.cfg.AppSubURL + "/dashboard/recently-deleted",
+			})
+		}
 	}
 
 	if hasAccess(ac.EvalPermission(dashboards.ActionDashboardsCreate)) {