Move P24 and CT3 Kernel flag declaration here

Ignore-AOSP-First: in topic with internal-first projects
Flag: EXEMPT migrating flags
Bug: 359915148
(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:50e777229cd5b174ecd92a7d747e0ecd74fd021d)
Merged-In: I13078277590d227fd03edb84e4cfb798aa5dc502
Change-Id: I13078277590d227fd03edb84e4cfb798aa5dc502
6 files changed