title: Update Fix Version/s automatically when issue linked Fix Version/s got updated in JIRA
body: <p>I want to update the Fix version/s automatically when someone update the Fix Version/s in the linked issue.  For eg :- I have Issue A which is having Fix Version/s :- 2.1.2 and Issue B which is linked with Issue A with issue link type &quot;is covered by&quot;. In Issue B Fix Version updates to 2.1.3 then system automatically update fix version in Issue A.</p>
  <p>I have script runner plugin installed.  Do i need to use REST API or Listener or Trigger..what would be the best solution.</p>