ASoC: q6dsp: q6afe: prepare afe_apr_send_pkt to take response opcode

Update afe_apr_send_pkt() to take response opcode that it should wait for.
This is helpful in cases where we expect response other than the
actual command opcode.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>