detail() shouldn't append fact to factors

[jmbarbone]

library(mark)

detail(factor("a"))
#>          class    type label n na min_c max_c level level_n note comment
#> 1 fact; factor integer  <NA> 1  0     1     1     a       1 <NA>    <NA>
detail(ordered("a"))
#>                   class    type label n na min_c max_c level level_n note
#> 1 fact; ordered; factor integer  <NA> 1  0     1     1     a       1 <NA>
#>   comment
#> 1    <NA>

^{Created on 2021-10-26 by the reprex package (v2.0.1)}