regression from
commit 3de38e9556
Date: Tue Nov 10 19:20:06 2020 +0200
use fastparser in forms
Change-Id: I1e679bdca17185f20c1f755da16f02aa5661e22f
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/111123
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>