Add missing '[OPTIONS]' arg to documentation for 'docker version'.
Add missing '[OPTIONS]' arg to documentation for 'docker version'.

Signed-off-by: Charles Chan <472c3ebfa984240a364fc10fa7feeab616478c19@users.noreply.github.com>

cpuguy83/cli,allencloud/cli,riyazdf/cli,docker/cli,thaJeztah/cli,riyazdf/cli,dnephin/cli,ashfall/cli,allencloud/cli,cpuguy83/cli,Zebrilee/cli,e11137/cli,dnephin/cli,e11137/cli,thaJeztah/cli,ashfall/cli,Zebrilee/cli,redpanda/cli,redpanda/cli,docker/cli