Unable to login via console in OL7.2
Unable to login via console in OL7.2

There is container-getty.service with OL7.2 systemd, it
is also used for managing the getty service, use that
instead and not manually create it.

Signed-off-by: Thomas Tanaka <d0efa5649c0690af50db359a0f85bd34b61776d9@oracle.com>

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