treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 218

Based on 1 normalized pattern(s):

you may use this code as per gpl version 2

extracted by the scancode license scanner the SPDX license identifier

GPL-2.0-only

has been chosen to replace the boilerplate/reference in 5 file(s).

Signed-off-by: Thomas Gleixner <[e-mail]>
Reviewed-by: Steve Winslow <[e-mail]>
Reviewed-by: Alexios Zavras <[e-mail]>
Reviewed-by: Allison Randal <[e-mail]>
Cc: [e-mail]
Link: https://lkml.kernel.org/r/[e-mail]
Signed-off-by: Greg Kroah-Hartman <[e-mail]>

drivers/power/supply/power_supply.h

···
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  *  Functions private to power supply class
  *
···
  *  Copyright © 2003  Ian Molton <[e-mail]>
  *
  *  Modified: 2004, Oct     Szabolcs Gyurko
- *
- *  You may use this code as per GPL version 2
  */
 
 struct device;

drivers/power/supply/power_supply_core.c

···
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  *  Universal power supply monitor class
  *
···
  *  Copyright © 2003  Ian Molton <[e-mail]>
  *
  *  Modified: 2004, Oct     Szabolcs Gyurko
- *
- *  You may use this code as per GPL version 2
  */
 
 #include <linux/module.h>

drivers/power/supply/power_supply_leds.c

···
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  *  LEDs triggers for power supply class
  *
···
  *  Copyright © 2003  Ian Molton <[e-mail]>
  *
  *  Modified: 2004, Oct     Szabolcs Gyurko
- *
- *  You may use this code as per GPL version 2
  */
 
 #include <linux/kernel.h>

drivers/power/supply/power_supply_sysfs.c

···
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  *  Sysfs interface for the universal power supply monitor class
  *
···
  *  Copyright © 2003  Ian Molton <[e-mail]>
  *
  *  Modified: 2004, Oct     Szabolcs Gyurko
- *
- *  You may use this code as per GPL version 2
  */
 
 #include <linux/ctype.h>

include/linux/power_supply.h

···
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  *  Universal power supply monitor class
  *
···
  *  Copyright © 2003  Ian Molton <[e-mail]>
  *
  *  Modified: 2004, Oct     Szabolcs Gyurko
- *
- *  You may use this code as per GPL version 2
  */
 
 #ifndef __LINUX_POWER_SUPPLY_H__