Fixup radosgw daemon init.

This is a fixup for 2cd29db16497917e2e5737b7f1b52dbb77b038c2
(the late radosgw-init-opensuse.patch), radosgw needs the config
section name.

(cherry picked from commit 2127f28495d77f8aaec8b537cec5e2e61224e16c)