[SCSI] qla2xxx: fix compile warning for printk format

scsi/qla2xxx/qla_dfs.c: In function 'qla2x00_dfs_fce_show':
scsi/qla2xxx/qla_dfs.c:26: warning: format '%llx' expects type 'long long unsigned int', but argument 3 has type 'uint64_t'

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Acked-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>