ASoC: rsnd: remove all rsnd_xxx_remove()

Now, rsnd_xxx_remove() do nothing.
remove these

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
(cherry picked from commit 9524be0e761edd9f3c020344677d914ed249d010)
(Queued by Mark Brown or mainline but not yet in Linus's tree)
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
6 files changed