ASoC: soc-pcm: move soc_pcm_hw_free() next to soc_pcm_hw_params()

This patch moves soc_pcm_hw_free() next to soc_pcm_hw_params().
This is prepare for soc_pcm_hw_params() cleanup

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Link: https://lore.kernel.org/r/87mu19gqbh.wl-kuninori.morimoto.gx@renesas.com


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