ASoC: msm: qdsp6v2: Correct max value of App Type Mixer

-Max value of of App Type Cfg and App Type Config mixers are not
 correct.
-Initialize max value of above mixers with correct value.

Change-Id: I6330156e86cf71493129e2573660a595c3127271
Signed-off-by: Arun Kumar Dasari <Arun@codeaurora.org>