scsi: qla2xxx: Correction to selection of loopback/echo test

This fixes loopback and echo test options.

Link: https://lore.kernel.org/r/20200212214436.25532-18-hmadhani@marvell.com


Signed-off-by: Joe Carnuccio <joe.carnuccio@cavium.com>
Signed-off-by: Himanshu Madhani <hmadhani@marvell.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>