platform/x86: intel_scu_wdt: Drop mistakenly added const

Neither original structure nor platform_data is declared with const.
Drop mistakenly added const when assing platform_data.

Fixes: a507e5d90f ("platform/x86: intel_scu_wdt: Get rid of custom x86 model comparison")
Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20210204150508.62659-1-andriy.shevchenko@linux.intel.com
Signed-off-by: Hans de Goede <hdegoede@redhat.com>

drivers/platform/x86/intel_scu_wdt.c

@@ -63,7 +63,7 @@ static int __init register_mid_wdt(void)
 	if (!id)
 		return -ENODEV;
 
-	wdt_dev.dev.platform_data = (const struct intel_mid_wdt_pdata *)id->driver_data;
+	wdt_dev.dev.platform_data = (struct intel_mid_wdt_pdata *)id->driver_data;
 	return platform_device_register(&wdt_dev);
 }
 arch_initcall(register_mid_wdt);