Set the refreshLinks runner timeout to 5 minutes

* There are a moderate number of timeouts already and
  the current 1 hour is way over the expected ~30-120
  seconds. If procs a blocked or stuck that long they
  should be killed sooner to free the slot.

Change-Id: I54af7ee3773c4f566d45d232eafddaf9136b6446
Merge "Set the refreshLinks runner timeout to 5 minutes" into production