Environment variable in sysconfig.loolwsd was not good, because:
1) it was a systemd antipattern
2) this systemd environment file was not present on all distros
3) we had to take care about this separately, when we did not start
loolwsd from systemd
Change-Id: I5c47668ca388c2f4b0afd6da8c575a3fb3cfab3b
Reviewed-on: https://gerrit.libreoffice.org/c/online/+/96291
Tested-by: Jenkins CollaboraOffice <jenkinscollaboraoffice@gmail.com>
Reviewed-by: Andras Timar <andras.timar@collabora.com>