Documentation: ABI: rename sysfs-devices-cache_disable properly

Rename sysfs-devices-cache_disable to sysfs-devices-system-cpu, in
order to keep a stricter correlation between a sysfs directory and
its documentation.

Reported-by: David Rientjes <rientjes@google.com>
Signed-off-by: Alex Chiang <achiang@hp.com>
Acked-by: David Rientjes <rientjes@google.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/Documentation/ABI/testing/sysfs-devices-cache_disable b/Documentation/ABI/testing/sysfs-devices-system-cpu
similarity index 100%
rename from Documentation/ABI/testing/sysfs-devices-cache_disable
rename to Documentation/ABI/testing/sysfs-devices-system-cpu