Trivial :since: tag fix in the ZFS section.
Signed-off-by: Roman Bogorodskiy <bogorodskiy@gmail.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
Linux <https://zfsonlinux.org/>`__ version 0.6.4 or newer is available.
A pool could either be created manually using the ``zpool create`` command and
-its name specified in the source section or :since:` since 1.2.9` source devices
+its name specified in the source section or :since:`since 1.2.9` source devices
could be specified to create a pool using libvirt.
Please refer to the ZFS documentation for details on a pool creation.