ANDROID: abi_gki_aarch64_db845c: Update for the DMABUF_HEAPS_SYSTEM change

After recent changes to the DMABUF_HEAPS_SYSTEM config, we need the following
symbols in the symbol list.

Generated with:
  BUILD_CONFIG=common/build.config.db845c build/build_abi.sh -s

Fixes: 9ebbf23b ("ANDROID: defconfig: Enable DMA-BUF system heap as a module")

Signed-off-by: Yongqin Liu <yongqin.liu@linaro.org>
Change-Id: I6ee22dfa07f794cdb30ad2fc312bb229b66f6518