remove ts5 features since test tool does not support it yet

src/Umbraco.Web.UI.Client/src/backoffice/shared/components/backoffice-frame/backoffice-main.element.ts

@@ -67,7 +67,7 @@ export class UmbBackofficeMainElement extends UmbLitElement {
 				setup: (component) => {
 					(component as UmbSectionElement).manifest = section;
 				},
-			} satisfies IRoute;
+			};
 		});
 
 		this._routes.push({

src/Umbraco.Web.UI.Client/src/backoffice/shared/components/workspace/workspace-layout/workspace-layout.element.ts

@@ -145,7 +145,7 @@ export class UmbWorkspaceLayoutElement extends UmbLitElement {
 							console.groupEnd();
 						}
 					},
-				} satisfies IRoute;
+				};
 			});
 
 			// If we have a post fix then we need to add a direct from the empty url of the split-view-index: