CPUFREQ: updated cpufreq driver and removed code that may stuck the driver.

Big Thanks to Alucard for alerting about it.
Missing patch to BFQ I/O GOV! see commit 3853cf8123e03ab47ab93d3b7051fb32dd2b50cb

https://github.com/dorimanx/Dorimanx-SG2-I9100-Kernel/commit/3853cf8123e03ab47ab93d3b7051fb32dd2b50cb