ASoC: msm: qdsp6v2: Change client names for ion alloc

ASM and AFE are using the same client name when requesting
ion alloc. This is making it harder to debug which client
requested the memory.  Changing the client names to more
descriptive names.

CRs-fixed: 714707
Change-Id: Id774ce06ff5300da1de5b653812a02a22a47147c
Signed-off-by: Damir Didjusto <damird@codeaurora.org>