super: emmc shouldn't be mount-only.

Bugs:
E:Cannot restore super -- mounted read only.

Change-Id: I07891b3f45a8601c1cafa45f9dd2a7a94482ac06
diff --git a/partitionmanager.cpp b/partitionmanager.cpp
index d96a106..e0c40ea 100755
--- a/partitionmanager.cpp
+++ b/partitionmanager.cpp
@@ -3332,7 +3332,6 @@
 	superPartition->Alternate_Block_Device = superPart;
 	superPartition->Backup_Display_Name = "super";
 	superPartition->Can_Flash_Img = true;
-	superPartition->Change_Mount_Read_Only(true);
 	superPartition->Current_File_System = "emmc";
 	superPartition->Can_Be_Backed_Up = true;
 	superPartition->Is_Present = true;