scsi: devinfo: replace "Dell PV 650F" with "EMC CLARiiON"

The Dell PV650F is a re-branded CLARiiON FC5700.  And DGC/RAID,DISK
identifies all CLARiiON family.

Cc: Martin K. Petersen <martin.petersen@oracle.com>
Cc: James E.J. Bottomley <jejb@linux.vnet.ibm.com>
Cc: SCSI ML <linux-scsi@vger.kernel.org>
Signed-off-by: Xose Vazquez Perez <xose.vazquez@gmail.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>