northbridge/intel/i5000/udelay.c: Remove unused header `console.h`

Nothing from the header `console.h` is needed in `udelay.c`, so do
not include it.

This header was included since commit
»Add Intel i5000 Memory Controller Hub« (17670866) [1].

[1] http://review.coreboot.org/491

Change-Id: Ie136a1b862b55c9471f9293ed616ce27a1d01a50
Signed-off-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-on: http://review.coreboot.org/3218
Tested-by: build bot (Jenkins)
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>

src/northbridge/intel/i5000/udelay.c

@@ -22,7 +22,7 @@
 #include <cpu/x86/tsc.h>
 #include <cpu/x86/msr.h>
 #include <cpu/intel/speedstep.h>
-#include <console/console.h>
+
 /**
  * Intel Core(tm) cpus always run the TSC at the maximum possible CPU clock
  */