Revert "CPU Overclocking: OC_ULTIMATE undefined fix"

This reverts commit 579fbe07c3cfb4113093a5d125a0120bc14824e1.
Revert "CPU Overclocking: initial CPU overclocking regulator and OC_ULTIMATE additions"

This reverts commit 62e3463a7252ec917732df5f69473e867b07b747.