[SCSI] convert to PCI_DEVICE() macro

Convert the pci_device_id-table of the megaraid_sas-driver to
the PCI_DEVICE-macro, to safe some lines.

Signed-off-by: Henrik Kretzschmar <henne@nachtwindheim.de>
Acked-by: "Patro, Sumant" <Sumant.Patro@lsil.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>