The documentation suggests this should disable recovery, so read the
config value at the same place where we disable recovery due to the
environment variable.

Change-Id: I342ae58201aa1d731a5913c2f0598ddff2a8d602
Reviewed-on: https://gerrit.libreoffice.org/49706Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Miklos Vajna <vmiklos@collabora.co.uk>