Revert "cpufreq: ondemand: Drop early_demand"

This reverts commit 758a0e51895e2cd803c1818f5fc2def898cd4f6e.
Revert: Updated DefConfigs and Fixed SIO I/O Scheduler Bug

(reverted from commit 695380032fd43df9e5fa751305a7397144a58c5a)
Previous commit related
cpufreq: ondemand: Drop early_demand