As the tarballs are now created by the _service definition in the
opensuse build system, it requires now to include the specfiles
within the tarballs. This means that the `-n` option needs to be
set for `%autosetup`.
Story: 2006508
Task: 36780
Change-Id: Ib89a440d4911200ead2a3a35d731564e86b0b447
Signed-off-by: Erich Cordoba <erich.cordoba.malibran@intel.com>