Revert "compatibility_matrices: Only allow core HALs for system FCMs." am: ddfa614de3 am: c9e40d5ded

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

Change-Id: I9af801b05d31af5b40b12a55217ad50fef1b3791
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>