PM / TPM: Drop unused pm_message_t argument from tpm_pm_suspend()

The tpm_pm_suspend()'s second argument of type pm_message_t is not
used, so remove it.

Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>

drivers/char/tpm/tpm_atmel.c

@@ -170,7 +170,7 @@ static void atml_plat_remove(void)
 
 static int tpm_atml_suspend(struct platform_device *dev, pm_message_t msg)
 {
-	return tpm_pm_suspend(&dev->dev, msg);
+	return tpm_pm_suspend(&dev->dev);
 }
 
 static int tpm_atml_resume(struct platform_device *dev)