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

This reverts commit 42d17688d4dbb5d63ac92d26a84053581d4ffba3.

Reason for revert: core HALs on product/system_ext FCMs are okay, just
  not deprecated versions.
Bug: 290408770

Change-Id: I1d9387b10b8a20151745eec0d662454bcdcaeb95
1 file changed