Merge "Create a label for the root block device."

device.te

@@ -61,3 +61,6 @@ type hci_attach_dev, dev_type;
 # All devices have a rpmsg device for
 # achieving remoteproc and rpmsg modules
 type rpmsg_device, dev_type;
+
+# Partition layout block device
+type root_block_device, dev_type;