scsi: target: core: Add line break to status show

To ensure the output is not tangled with the shell prompt, add a line break
to clearly display the status.

Signed-off-by: Guixin Liu <kanie@linux.alibaba.com>
Link: https://lore.kernel.org/r/20250114025041.97301-1-kanie@linux.alibaba.com


Reviewed-by: Mike Christie <michael.christie@oracle.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>