platform: Do not detach from PM domains on shutdown

Shutdown is carried out when the driver is still bound to the
device, so it is incorrect to detach it from a PM domain (if any)
at this point.

Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Reported-and-tested-by: Fabio Estevam <fabio.estevam@nxp.com>
Acked-by: Ulf Hansson <ulf.hansson@linaro.org>
diff --git a/drivers/base/platform.c b/drivers/base/platform.c
index 1dd6d3b..484255c 100644
--- a/drivers/base/platform.c
+++ b/drivers/base/platform.c
@@ -552,7 +552,6 @@
 
 	if (drv->shutdown)
 		drv->shutdown(dev);
-	dev_pm_domain_detach(_dev, true);
 }
 
 /**