ASoc: msm: qdsp6v2: fix crash due to version query

Race condition is observed if the response for the version
query is received before flags are cleared.
Reset the flag before apr packet is sent.

Signed-off-by: Surendar karka <sukark@codeaurora.org>
Change-Id: Ie315b6547178fc1d52ba17f7c0b224123c1dcb63