Remove all inclusions of <linux/config.h>

kbuild explicitly includes this at build time.

Signed-off-by: Dave Jones <davej@redhat.com>

arch/m68k/kernel/time.c

@@ -10,7 +10,6 @@
  *		"A Kernel Model for Precision Timekeeping" by Dave Mills
  */
 
-#include <linux/config.h> /* CONFIG_HEARTBEAT */
 #include <linux/errno.h>
 #include <linux/module.h>
 #include <linux/sched.h>