Citadel: move rules to common directory am: cf569344b8 am: c2c0a7d725 am: 7cc65513f2 am: 5473f21e75

Original change: https://android-review.googlesource.com/c/platform/hardware/google/pixel-sepolicy/+/1392311

Change-Id: I621f3f4d7f01f18c1f73962dadabbf374ef3e0f0