[MTD] chips: Clean up trailing white spaces

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

drivers/mtd/chips/cfi_cmdset_0020.c

@@ -5,7 +5,7 @@
  * (C) 2000 Red Hat. GPL'd
  *
  * $Id: cfi_cmdset_0020.c,v 1.22 2005/11/07 11:14:22 gleixner Exp $
- * 
+ *
  * 10/10/2000	Nicolas Pitre <nico@cam.org>
  * 	- completely revamped method functions so they are aware and
  * 	  independent of the flash geometry (buswidth, interleave, etc.)