doc: Untabify Japanese lxc.container.conf(5)
doc: Untabify Japanese lxc.container.conf(5)

Tab and white space is mixed in Japanese lxc.container.conf(5), so
unify into the white space.

Signed-off-by: KATOH Yasufumi <512423cb3a4857a38f472862b51e4ab1a1730f06@jazz.email.ne.jp>

LynxChaus/lxc,terceiro/lxc,hallyn/lxc,LynxChaus/lxc,hallyn/lxc,thmo/lxc,thmo/lxc,federicobriata/lxc,caglar10ur/lxc,hallyn/lxc,thmo/lxc,terceiro/lxc,ss1h2a3tw/lxc,ss1h2a3tw/lxc,aeris/lxc,caglar10ur/lxc,federicobriata/lxc,aeris/lxc,terceiro/lxc,federicobriata/lxc,caglar10ur/lxc,ss1h2a3tw/lxc,aeris/lxc,LynxChaus/lxc