MIPS: Whitespace cleanup.

Having received another series of whitespace patches I decided to do this
once and for all rather than dealing with this kind of patches trickling
in forever.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

arch/mips/include/asm/mach-db1x00/db1200.h

@@ -63,7 +63,7 @@
  * the interrupt define and subtracting the DB1200_INT_BEGIN value.
  *
  *   Example: IDE bis pos is  = 64 - 64
- *            ETH bit pos is  = 65 - 64
+ *	      ETH bit pos is  = 65 - 64
  */
 enum external_db1200_ints {
 	DB1200_INT_BEGIN	= AU1000_MAX_INTR + 1,