ASoC: dapm: Don't use prefix for regulator name

When a component has a prefix, and uses a SND_SOC_DAPM_REGULATOR_SUPPLY,
the name of the regulator should not use the prefix, otherwise it won't
be properly matched in the DT/ACPI.

Fixes: 3caac759 ("ASoC: soc-dapm.c: fixup snd_soc_dapm_new_control_unlocked() error handling")
Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Link: https://lore.kernel.org/r/20221025150149.113129-1-paul@crapouillou.netSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/soc-dapm.c

@@ -3645,7 +3645,7 @@ snd_soc_dapm_new_control_unlocked(struct snd_soc_dapm_context *dapm,
 
 	switch (w->id) {
 	case snd_soc_dapm_regulator_supply:
-		w->regulator = devm_regulator_get(dapm->dev, w->name);
+		w->regulator = devm_regulator_get(dapm->dev, widget->name);
 		if (IS_ERR(w->regulator)) {
 			ret = PTR_ERR(w->regulator);
 			goto request_failed;