Revert "defconfig: Voltage control"

This reverts commit 02ad8bcc6f3b6500ecb9610738d50b15481c4010.
Revert "msm: clock-krait-8974: User voltage control for msm-cpufreq device"
lets roll this back to stay as close to stock modified code as possible.
This reverts commit 39508be4e6e1286f0241a0e3591adf65def3232a.
Add sweep2sleep

Signed-off-by: EvolutionMod <kernelcraft@gmail.com>