ASoC: qdsp6: audioreach: simplify module_list sz calculation

Simplify module_list size calculation by doing inside modules loop.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20221027102710.21407-6-srinivas.kandagatla@linaro.org


Signed-off-by: Mark Brown <broonie@kernel.org>