[CPUFREQ] Remove duplicate include from acpi-cpufreq

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

arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c

@@ -32,7 +32,6 @@
 #include <linux/sched.h>
 #include <linux/cpufreq.h>
 #include <linux/compiler.h>
-#include <linux/sched.h>	/* current */
 #include <linux/dmi.h>
 
 #include <linux/acpi.h>