scsi: mylex: Use the correct style for SPDX License Identifier

This patch corrects the SPDX License Identifier style in header files
related to Mylex DAC960/DAC1100 PCI RAID Controllers. It assigns explicit
block comment to the SPDX License Identifier.

Changes made by using a script provided by Joe Perches here:
https://lkml.org/lkml/2019/2/7/46.

Link: https://lore.kernel.org/r/88332ad390f985bdebb9f2adaf2d499b0a639753.1577511720.git.nishadkamdar@gmail.comSuggested-by: Joe Perches <joe@perches.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Nishad Kamdar <nishadkamdar@gmail.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

drivers/scsi/myrb.h

-/* SPDX-License-Identifier: GPL-2.0
- *
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
  * Linux Driver for Mylex DAC960/AcceleRAID/eXtremeRAID PCI RAID Controllers
  *
  * Copyright 2017 Hannes Reinecke, SUSE Linux GmbH <hare@suse.com>

drivers/scsi/myrs.h

-/* SPDX-License-Identifier: GPL-2.0
- *
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
  * Linux Driver for Mylex DAC960/AcceleRAID/eXtremeRAID PCI RAID Controllers
  *
  * This driver supports the newer, SCSI-based firmware interface only.