Revert "compatibility_matrices: Only allow core HALs for system FCMs." am: ddfa614de3

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2836443

Change-Id: I7cb655fe2c9ccfebbee77cd648d15f4e97b5d915
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>