oo-install: premature restart_services

Remove unneeded RESTART_REQUIRED=true; do not want to start services
before they are configured.

Bug 1122297 - premature restart_services blocks oo-install
https://bugzilla.redhat.com/show_bug.cgi?id=1122297
Merge pull request #420 from sosiouxme/bug1122297

oo-install: premature restart_services