scsi: be2iscsi: Remove redundant initialization

The nested for loop variables i and j in beiscsi_free_mem() are initialized
twice. The values outside of the loops are redundant and can be removed.

Addresses-Coverity: ("Unused value")
Link: https://lore.kernel.org/r/YJ2mMHNqAgTNVVj+@fedora


Signed-off-by: Nigel Christian <nigel.l.christian@gmail.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>