ASoC: Intel: sof_sdw: move ignore_internal_dmic check earlier

ASoC: Intel: sof_sdw: move ignore_internal_dmic check earlier

dmic links will not be created if ctx->ignore_internal_dmic is set, and
dmic_num should be 0 in this case. Move ignore_internal_dmic check
earlier where dmic_num is set to get an accurate dmic_num.

Signed-off-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://patch.msgid.link/20240827123215.258859-7-yung-chuan.liao@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>