ARM: S3C: Update Simtec copyright statements from , to -

There are a number of statements of the form A, B or A, B, C where
the numbers A,B,C are consecutive. Tidy these up to be A-B or A-C
as appropriate and to comply better with copyright standards [1]

[1] http://www.copyrightservice.co.uk/copyright/p03_copyright_notices
    section 4iii 'Year of publication'

Signed-off-by: Ben Dooks <ben@simtec.co.uk>
Signed-off-by: Simtec Linux Team <linux@simtec.co.uk>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>

arch/arm/plat-s3c/dev-i2c0.c

@@ -1,6 +1,6 @@
 /* linux/arch/arm/plat-s3c/dev-i2c0.c
  *
- * Copyright 2008,2009 Simtec Electronics
+ * Copyright 2008-2009 Simtec Electronics
  *	Ben Dooks <ben@simtec.co.uk>
  *	http://armlinux.simtec.co.uk/
  *

arch/arm/plat-s3c/dev-i2c1.c

@@ -1,6 +1,6 @@
 /* linux/arch/arm/plat-s3c/dev-i2c1.c
  *
- * Copyright 2008,2009 Simtec Electronics
+ * Copyright 2008-2009 Simtec Electronics
  *	Ben Dooks <ben@simtec.co.uk>
  *	http://armlinux.simtec.co.uk/
  *

arch/arm/plat-s3c/include/plat/cpu-freq.h

@@ -1,6 +1,6 @@
 /* arch/arm/plat-s3c/include/plat/cpu-freq.h
  *
- * Copyright (c) 2006,2007 Simtec Electronics
+ * Copyright (c) 2006-2007 Simtec Electronics
  *	http://armlinux.simtec.co.uk/
  *	Ben Dooks <ben@simtec.co.uk>
  *

arch/arm/plat-s3c/include/plat/regs-nand.h

@@ -1,7 +1,7 @@
 /* arch/arm/mach-s3c2410/include/mach/regs-nand.h
  *
- * Copyright (c) 2004,2005 Simtec Electronics <linux@simtec.co.uk>
- *		      http://www.simtec.co.uk/products/SWLINUX/
+ * Copyright (c) 2004-2005 Simtec Electronics <linux@simtec.co.uk>
+ *	http://www.simtec.co.uk/products/SWLINUX/
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 2 as