Allow additional domains to set rkp properties am: c29233fbf8

Original change: https://android-review.googlesource.com/c/platform/system/sepolicy/+/3268057

Change-Id: I0e016eaa40f9c29ff5a78e9ccc250ecfb5d90a78
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>