Atomic: fix error in display option
Atomic: fix error in display option

Fix atomic install with --display doestn't work.

Signed-off-by: Alex Jia <e236faec8cb8371bfb245ba3769a84afc9a11438@redhat.com>

charliedrage/atomic,charliedrage/atomic,rh-atomic-bot/atomic,rtnpro/atomic,shubhamgupta2021/atomic,lsm5/atomic,praiskup/atomic,rtnpro/atomic,sallyom/atomic,aveshagarwal/atomic,ibotty/atomic,aveshagarwal/atomic,lsm5/atomic,ibotty/atomic,cdrage/atomic,dustymabe/atomic,shubhamgupta2021/atomic,rh-atomic-bot/atomic,praiskup/atomic,cdrage/atomic,sallyom/atomic,navidshaikh/atomic,navidshaikh/atomic,dustymabe/atomic