ASoC: mediatek: mt8195: rename shadowed array

ASoC: mediatek: mt8195: rename shadowed array

cppcheck warning:

Checking sound/soc/mediatek/mt8195/mt8195-afe-pcm.c ...
sound/soc/mediatek/mt8195/mt8195-afe-pcm.c:2884:35: style: Local
variable 'irq_data' shadows outer variable [shadowVariable]
  struct mtk_base_irq_data const *irq_data;
                                  ^
sound/soc/mediatek/mt8195/mt8195-afe-pcm.c:2235:39: note: Shadowed declaration
static const struct mtk_base_irq_data irq_data[MT8195_AFE_IRQ_NUM] = {
                                      ^
sound/soc/mediatek/mt8195/mt8195-afe-pcm.c:2884:35: note: Shadow variable
  struct mtk_base_irq_data const *irq_data;
                                  ^

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20211025185933.144327-7-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>