Before this commit, only files coming through ir_server_mail where parsed. The goal of this commit is to allow upload of p7m files. closes odoo/odoo#73337 X-original-commit: 13ff9b488d28da5dceec22e1c26f448796ca30c0 Signed-off-by: Josse Colpaert <jco@openerp.com> Signed-off-by: bfr-o <bfr-o@users.noreply.github.com>