packaging: fix name of tarball directory
packaging: fix name of tarball directory

cd: kubernetes-salt-1.5.3+20170309.41f16e7: No such file or directory

Signed-off-by: Maximilian Meister <d082c6e85b1479677ce48cb91ac104a594c00930@suse.de>

ereslibre/salt,ereslibre/salt,kubic-project/salt,ereslibre/salt,kubic-project/salt,kubic-project/salt