Revert "wakelock: fix wakelock blacklist"

This reverts commit f7a9c8e15745c3651cb72c724aa41fd35177c972.
Revert "wakelock: lock blacklist rb_tree when matching."

This reverts commit 9c9abf5c591b275156f13fb9640515a346976925.
Revert "wakelock: add wakelock blacklist"

This reverts commit 855a8c062c87c933cae5a214391449b2d9e7ba5f.