ANDROID: GKI: ARM: dma-mapping: export symbol arch_setup_dma_ops

Fixes the following error on an allmodconfig build
ERROR: "arch_setup_dma_ops" [sound/soc/snd-soc-core.ko] undefined!

Bug: 151372815
Test: build
Change-Id: Iddd3c5b79886e94b751840abad4a0652e3e8da3c
Signed-off-by: Hridya Valsaraju <hridya@google.com>