Revert "cpufreq: fix garbage kobjects on errors during suspend/resume"

commit d4faadd5 upstream.

Commit 2167e239 (cpufreq: fix garbage kobjects on errors during
suspend/resume) breaks suspend/resume on Martin Ziegler's system
(hard lockup during resume), so revert it.

Fixes: 2167e239 (cpufreq: fix garbage kobjects on errors during suspend/resume)
References: https://bugzilla.kernel.org/show_bug.cgi?id=66751


Reported-by: Martin Ziegler <ziegler@uni-freiburg.de>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: Jiri Slaby <jslaby@suse.cz>