message: docs: fix incorrect import in frontend permission integration docs
diff: @@ -17,7 +17,7 @@ If your Backstage permission policy may return a `DENY` for users requesting the
  ...
  -+ import { PermissionedRoute } from '@backstage/plugin-permission-react';
  ++ import { RequirePermission } from '@backstage/plugin-permission-react';
  + import { catalogEntityCreatePermission } from '@backstage/plugin-catalog-common';
  ...
  