x86_64: move kernel/cpufreq

Signed-off-by: NThomas Gleixner <tglx@linutronix.de>
Signed-off-by: NIngo Molnar <mingo@elte.hu>

arch/x86_64/Kconfig

@@ -704,7 +704,7 @@ source kernel/power/Kconfig
 
 source "drivers/acpi/Kconfig"
 
-source "arch/x86_64/kernel/cpufreq/Kconfig"
+source "arch/x86/kernel/cpufreq/Kconfig"
 
 endmenu