Add back server support for Epic Link in field value changed trigger

Description

We removed this previously because of this bug:
https://jira.atlassian.com/browse/JRASERVER-8505

However it has been fixed in the latest 7.5, so should re-enable for >= 7.5 JIRA versions.

Environment

None

Assignee

Mark Chaimungkalanont

Reporter

Scott Harwood (CB)

Labels

None

Links

9

Sprint

None

Priority

Configure