ASoC: soc-core: rename soc_link_init() to soc_init_pcm_runtime()

soc-core is using soc_link_init().
It sounds like dai_link function, but it is for pcm_runtime.
This patch renames soc_link_init() to soc_init_pcm_runtime().

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/87y2vlxbkr.wl-kuninori.morimoto.gx@renesas.com


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