Revert "Max screen off frequency (default 1350MHz)"

Inteli-plug has this feture built in to the driver.

This reverts commit d9f355b83e604b5c127efc3ef6edadf5408b6142.

Conflicts:
	arch/arm/mach-msm/Kconfig
	arch/arm/mach-msm/cpufreq.c

Change-Id: I35887e06a11a9c99254e9032b4de2198280e06cd