Fix set mount state

src/containers/MountItems/MountItems.js

@@ -204,7 +204,7 @@ class MountItems extends IPCContainer {
   };
 
   onMountDriveReply = (event, arg) => {
-    this.props.setMounted(arg.data.ProviderState, arg.data.Success);
+    this.props.setMounted(arg.data.Provider, arg.data.Success);
     this.detectMounts();
   };