Fix a typo in jqueue.py

s/result/op_result/ (this code was never used, so this wasn't caught)

Reviewed-by: iustinp

lib/jqueue.py

@@ -46,7 +46,7 @@ class JobObject:
     self.lock.acquire()
     self.data.status = status
     if result is not None:
-      self.data.result = result
+      self.data.op_result = result
     self.lock.release()
 
   def GetData(self):