scripts: Remove Sha from Depmod

Signed-off-by: Chet Kener <Cl3Kener@gmail.com>
Cl3Kenerify Kernel

Signed-off-by: Chet Kener <Cl3Kener@gmail.com>
Simplify Ondemand

1) Remove and clean code
2) Add down_differential_multi_core

Signed-off-by: Chet Kener <Cl3Kener@gmail.com>