aoc: fix include for deferred-free-helper.h

The header samsung-dma-heap.h includes the header deferred-free-helper.h
which is in the GKI kernel for android13-5.15. So we need to update the
-I include to be able to find the correct header.

Signed-off-by: Will McVicker <willmcvicker@google.com>
Change-Id: I8e1009e1a685ea23a1607fdda76d791206ae1271