platform/x86: intel: punit_ipc: Drop empty platform remove function

A remove callback just returning 0 is equivalent to no remove callback
at all. So drop the useless function.
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Link: https://lore.kernel.org/r/20221213162359.651529-4-u.kleine-koenig@pengutronix.deReviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>

drivers/platform/x86/intel/punit_ipc.c

@@ -302,11 +302,6 @@ static int intel_punit_ipc_probe(struct platform_device *pdev)
 	return 0;
 }
 
-static int intel_punit_ipc_remove(struct platform_device *pdev)
-{
-	return 0;
-}
-
 static const struct acpi_device_id punit_ipc_acpi_ids[] = {
 	{ "INT34D4", 0 },
 	{ }
@@ -315,7 +310,6 @@ MODULE_DEVICE_TABLE(acpi, punit_ipc_acpi_ids);
 
 static struct platform_driver intel_punit_ipc_driver = {
 	.probe = intel_punit_ipc_probe,
-	.remove = intel_punit_ipc_remove,
 	.driver = {
 		.name = "intel_punit_ipc",
 		.acpi_match_table = punit_ipc_acpi_ids,