P1S8: update media corpus parameters for TXM 0.8.1

The media parameters must be updated to enable the back to media feature

(from redmine: issue id 2964, created on 2020/12/09 by Matthieu Decorde)

added tool::corpus type::task + 1 deleted label

changed milestone to %TXM 0.8.2

see https://gitlab.huma-num.fr/txm/txm-ressources/-/tree/master/corpora/P1S8

(from redmine: written on 2023/10/19 by Matthieu Decorde)

closed

assigned to @mdecorde