usb: chipidea: ci_hdrc_imx: Fix a typo ("regualator")

Change "regualator" to "regulator" in this comment.
Signed-off-by: NJonathan Neuschäfer <j.neuschaefer@gmx.net>
Reviewed-by: NMukesh Ojha <quic_mojha@quicinc.com>
Link: https://lore.kernel.org/r/20221104095838.2132945-1-j.neuschaefer@gmx.netSigned-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/usb/chipidea/ci_hdrc_imx.c

@@ -355,7 +355,7 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev)
 		data->hsic_pad_regulator =
 				devm_regulator_get_optional(dev, "hsic");
 		if (PTR_ERR(data->hsic_pad_regulator) == -ENODEV) {
-			/* no pad regualator is needed */
+			/* no pad regulator is needed */
 			data->hsic_pad_regulator = NULL;
 		} else if (IS_ERR(data->hsic_pad_regulator))
 			return dev_err_probe(dev, PTR_ERR(data->hsic_pad_regulator),