ASoC: msm: qdsp6v2: Increase the DSP response timeout

Due to updates in the Fluence V5 algorithm, the initialization
sequence for Fluence V5 takes longer than 200ms. Voice driver
has a timeout of 200ms for DSP response. Increase the timeout
to 300msec to prevent voice call failures.

CRs-Fixed: 595881
Change-Id: I755dd13b796dbf9e0213a09b2925b1fc896b1e70
Signed-off-by: Deepa Madiregama <dmadireg@codeaurora.org>