We can use snd_compress_ops.
Let's switch to use it.

Upstream code doesn't have sof_compressed_ops.
This patch assume it is implemented at out-of-tree.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Link: https://lore.kernel.org/r/87o8rmvdj7.wl-kuninori.morimoto.gx@renesas.comSigned-off-by: Mark Brown <broonie@kernel.org>