version.md: fix DESCRIPTION
version.md: fix DESCRIPTION

Signed-off-by: Zhou Hao <zhouhao@cn.fujitsu.com>

Closes: #780
Approved by: rhatdan

TomSweeneyRedHat/buildah,TomSweeneyRedHat/buildah,nalind/buildah,rhatdan/buildah,TomSweeneyRedHat/buildah,ipbabble/buildah,projectatomic/buildah,nalind/buildah-1,projectatomic/buildah,rhatdan/buildah,projectatomic/buildah,nalind/buildah-1,nalind/buildah,ipbabble/buildah,nalind/buildah-1,rhatdan/buildah