ASoC: soc-dapm: add prefix on dapm_xxx_event()

dapm_xxx_event() is global function. Let's add snd_soc_ prefix.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Link: https://patch.msgid.link/87jz4shisc.wl-kuninori.morimoto.gx@renesas.com


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