STRIX kernel EAS OC for Xiaomi Redmi Note 5 / Pro (tulip)

Changelog 2021/01/16:

• Same as v3.8
• Increase max readahead size ro 512 KB
• Migrate to KTweak latency

notes:

Since migrating to CPU input boost to user space cannot make changes at the minimum freq

Don't PM regarding the minimum freq that can't be changed, this is not a bug, but the consequences are like this if use CPU input boost