ASoC: soc-topology: cleanup cppcheck warning at soc_tplg_dapm_widget_elems_load()

This patch cleanups below cppcheck warning.

sound/soc/soc-topology.c:1599:35: style: The scope of the variable 'widget' can be reduced. [variableScope]
 struct snd_soc_tplg_dapm_widget *widget;
                                  ^
sound/soc/soc-topology.c:1600:6: style: The scope of the variable 'ret' can be reduced. [variableScope]
 int ret, count, i;
     ^
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Link: https://lore.kernel.org/r/87pmuwwfl7.wl-kuninori.morimoto.gx@renesas.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/soc-topology.c

@@ -1583,15 +1583,16 @@ static int soc_tplg_dapm_widget_create(struct soc_tplg *tplg,
 static int soc_tplg_dapm_widget_elems_load(struct soc_tplg *tplg,
 	struct snd_soc_tplg_hdr *hdr)
 {
-	struct snd_soc_tplg_dapm_widget *widget;
-	int ret, count, i;
+	int count, i;
 
 	count = le32_to_cpu(hdr->count);
 
 	dev_dbg(tplg->dev, "ASoC: adding %d DAPM widgets\n", count);
 
 	for (i = 0; i < count; i++) {
-		widget = (struct snd_soc_tplg_dapm_widget *) tplg->pos;
+		struct snd_soc_tplg_dapm_widget *widget = (struct snd_soc_tplg_dapm_widget *) tplg->pos;
+		int ret;
+
 		if (le32_to_cpu(widget->size) != sizeof(*widget)) {
 			dev_err(tplg->dev, "ASoC: invalid widget size\n");
 			return -EINVAL;