ASoC: qcom: q6asm-dai: Constify static struct snd_compress_ops

The snd_compress_ops structs are only stored in the compress_ops field
of a snd_soc_component_driver struct, so make it const to allow the
compiler to put it in read-only memory.

Signed-off-by: Rikard Falkeborn <rikard.falkeborn@gmail.com>
Reviewed-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20210526231013.46530-5-rikard.falkeborn@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>